Merge remote-tracking branch 'upstream/staging' into curseforge-url-handle

148 files changed, 4572 insertions, 2624 deletions

diff --git a/launcher/Application.cpp b/launcher/Application.cpp
index 354ba440..fc435369 100644
--- a/launcher/Application.cpp
+++ b/launcher/Application.cpp
@@ -6,9 +6,10 @@
  *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *  Copyright (C) 2022 Lenny McLennington <lenny@sneed.church>
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
  *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *  Copyright (C) 2023 seth <getchoo at tuta dot io>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -130,17 +131,12 @@
 #include "MangoHud.h"
 #endif
 
-#ifdef Q_OS_MAC
+#if defined(Q_OS_MAC) && defined(SPARKLE_ENABLED)
 #include "updater/MacSparkleUpdater.h"
 #endif
 
-
 #if defined Q_OS_WIN32
-#ifndef WIN32_LEAN_AND_MEAN
-#define WIN32_LEAN_AND_MEAN
-#endif
-#include <windows.h>
-#include <stdio.h>
+#include "WindowsConsole.h"
 #endif
 
 #define STRINGIFY(x) #x
@@ -167,31 +163,15 @@ void appDebugOutput(QtMsgType type, const QMessageLogContext &context, const QSt
     fflush(stderr);
 }
 
-}
+}  // namespace
+
+
 
-Application::Application(int &argc, char **argv) : QApplication(argc, argv)
+Application::Application(int& argc, char** argv) : QApplication(argc, argv)
 {
 #if defined Q_OS_WIN32
-    // attach the parent console
-    if(AttachConsole(ATTACH_PARENT_PROCESS))
-    {
-        // if attach succeeds, reopen and sync all the i/o
-        if(freopen("CON", "w", stdout))
-        {
-            std::cout.sync_with_stdio();
-        }
-        if(freopen("CON", "w", stderr))
-        {
-            std::cerr.sync_with_stdio();
-        }
-        if(freopen("CON", "r", stdin))
-        {
-            std::cin.sync_with_stdio();
-        }
-        auto out = GetStdHandle (STD_OUTPUT_HANDLE);
-        DWORD written;
-        const char * endline = "\n";
-        WriteConsole(out, endline, strlen(endline), &written, NULL);
+    // attach the parent console if stdout not already captured
+    if (AttachWindowsConsole()) {
         consoleAttached = true;
     }
 #endif
@@ -282,7 +262,16 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
     }
     else
     {
-        QDir foo(FS::PathCombine(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation), ".."));
+        QDir foo;
+        if (DesktopServices::isSnap())
+        {
+            foo = QDir(getenv("SNAP_USER_COMMON"));
+        }
+        else
+        {
+            foo = QDir(FS::PathCombine(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation), ".."));
+        }
+        
         dataPath = foo.absolutePath();
         adjustedBy = "Persistent data path";
 
@@ -434,7 +423,11 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         }
         // seach root path
         if(!foundLoggingRules) {
+#if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
+           logRulesPath = FS::PathCombine(m_rootPath, "share", BuildConfig.LAUNCHER_NAME, logRulesFile); 
+#else
            logRulesPath = FS::PathCombine(m_rootPath, logRulesFile); 
+#endif
             qDebug() << "Testing" << logRulesPath << "...";
             foundLoggingRules = QFile::exists(logRulesPath);
         }
@@ -472,6 +465,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
 
         qDebug() << BuildConfig.LAUNCHER_DISPLAYNAME << ", (c) 2013-2021 " << BuildConfig.LAUNCHER_COPYRIGHT;
         qDebug() << "Version                    : " << BuildConfig.printableVersionString();
+        qDebug() << "Platform                   : " << BuildConfig.BUILD_PLATFORM;
         qDebug() << "Git commit                 : " << BuildConfig.GIT_COMMIT;
         qDebug() << "Git refspec                : " << BuildConfig.GIT_REFSPEC;
         if (adjustedBy.size())
@@ -569,6 +563,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
 
         // Language
         m_settings->registerSetting("Language", QString());
+        m_settings->registerSetting("UseSystemLocale", false);
 
         // Console
         m_settings->registerSetting("ShowConsole", false);
@@ -605,6 +600,9 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         m_settings->registerSetting("IgnoreJavaCompatibility", false);
         m_settings->registerSetting("IgnoreJavaWizard", false);
 
+        // Mod loader settings
+        m_settings->registerSetting("DisableQuiltBeacon", false);
+
         // Native library workarounds
         m_settings->registerSetting("UseNativeOpenAL", false);
         m_settings->registerSetting("UseNativeGLFW", false);
@@ -619,9 +617,6 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         m_settings->registerSetting("ShowGlobalGameTime", true);
         m_settings->registerSetting("RecordGameTime", true);
 
-        // Minecraft launch method
-        m_settings->registerSetting("MCLaunchMethod", "LauncherPart");
-
         // Minecraft mods
         m_settings->registerSetting("ModMetadataDisabled", false);
 
@@ -695,7 +690,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
             QUrl metaUrl(m_settings->get("MetaURLOverride").toString());
 
             // get rid of invalid meta urls
-            if (!metaUrl.isValid() || metaUrl.scheme() != "http" || metaUrl.scheme() != "https")
+            if (!metaUrl.isValid() || (metaUrl.scheme() != "http" && metaUrl.scheme() != "https"))
                 m_settings->reset("MetaURLOverride");
         }
 
@@ -767,7 +762,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
     if(BuildConfig.UPDATER_ENABLED)
     {
         qDebug() << "Initializing updater";
-#ifdef Q_OS_MAC
+#if defined(Q_OS_MAC) && defined(SPARKLE_ENABLED)
         m_updater.reset(new MacSparkleUpdater());
 #endif
         qDebug() << "<> Updater started.";
@@ -919,12 +914,7 @@ bool Application::createSetupWizard()
         }
         return false;
     }();
-    bool languageRequired = [&]()
-    {
-        if (settings()->get("Language").toString().isEmpty())
-            return true;
-        return false;
-    }();
+    bool languageRequired = settings()->get("Language").toString().isEmpty();
     bool pasteInterventionRequired = settings()->get("PastebinURL") != "";
     bool themeInterventionRequired = settings()->get("ApplicationTheme") == "";
     bool wizardRequired = javaRequired || languageRequired || pasteInterventionRequired || themeInterventionRequired;
@@ -1174,7 +1164,17 @@ QIcon Application::getThemedIcon(const QString& name)
     return QIcon::fromTheme(name);
 }
 
-bool Application::openJsonEditor(const QString &filename)
+QList<CatPack*> Application::getValidCatPacks()
+{
+    return m_themeManager->getValidCatPacks();
+}
+
+QString Application::getCatPack(QString catName)
+{
+    return m_themeManager->getCatPack(catName);
+}
+
+bool Application::openJsonEditor(const QString& filename)
 {
     const QString file = QDir::current().absoluteFilePath(filename);
     if (m_settings->get("JsonEditor").toString().isEmpty())
@@ -1560,7 +1560,7 @@ QString Application::getJarPath(QString jarFile)
 {
     QStringList potentialPaths = {
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
-        FS::PathCombine(m_rootPath, "share/" + BuildConfig.LAUNCHER_APP_BINARY_NAME),
+        FS::PathCombine(m_rootPath, "share", BuildConfig.LAUNCHER_NAME),
 #endif
         FS::PathCombine(m_rootPath, "jars"),
         FS::PathCombine(applicationDirPath(), "jars"),
diff --git a/launcher/Application.h b/launcher/Application.h
index 97d33830..0296e6a8 100644
--- a/launcher/Application.h
+++ b/launcher/Application.h
@@ -2,7 +2,7 @@
 /*
  *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
  *
  *  This program is free software: you can redistribute it and/or modify
@@ -48,6 +48,7 @@
 #include <BaseInstance.h>
 
 #include "minecraft/launch/MinecraftServerTarget.h"
+#include "ui/themes/CatPack.h"
 
 class LaunchController;
 class LocalPeer;
@@ -126,9 +127,11 @@ public:
 
     void setApplicationTheme(const QString& name);
 
-    shared_qobject_ptr<ExternalUpdater> updater() {
-        return m_updater;
-    }
+    QList<CatPack*> getValidCatPacks();
+
+    QString getCatPack(QString catName = "");
+
+    shared_qobject_ptr<ExternalUpdater> updater() { return m_updater; }
 
     void triggerUpdateCheck();
 
diff --git a/launcher/BaseVersion.h b/launcher/BaseVersion.h
index ca0e4502..c7cedbe1 100644
--- a/launcher/BaseVersion.h
+++ b/launcher/BaseVersion.h
@@ -15,16 +15,15 @@
 
 #pragma once
 
-#include <memory>
-#include <QString>
 #include <QMetaType>
+#include <QString>
+#include <memory>
 
 /*!
  * An abstract base class for versions.
  */
-class BaseVersion
-{
-public:
+class BaseVersion {
+   public:
     using Ptr = std::shared_ptr<BaseVersion>;
     virtual ~BaseVersion() {}
     /*!
@@ -45,14 +44,8 @@ public:
      */
     virtual QString typeString() const = 0;
 
-    virtual bool operator<(BaseVersion &a)
-    {
-        return name() < a.name();
-    };
-    virtual bool operator>(BaseVersion &a)
-    {
-        return name() > a.name();
-    };
+    virtual bool operator<(BaseVersion& a) { return name() < a.name(); };
+    virtual bool operator>(BaseVersion& a) { return name() > a.name(); };
 };
 
 Q_DECLARE_METATYPE(BaseVersion::Ptr)
diff --git a/launcher/CMakeLists.txt b/launcher/CMakeLists.txt
index af3bc28e..a01c5ef0 100644
--- a/launcher/CMakeLists.txt
+++ b/launcher/CMakeLists.txt
@@ -136,6 +136,15 @@ set(NET_SOURCES
     net/Validator.h
     net/Upload.cpp
     net/Upload.h
+    net/HeaderProxy.h
+    net/RawHeaderProxy.h
+    net/ApiHeaderProxy.h
+    net/ApiDownload.h
+    net/ApiDownload.cpp
+    net/ApiUpload.cpp
+    net/ApiUpload.h
+    net/NetRequest.cpp
+    net/NetRequest.h
 )
 
 # Game launch logic
@@ -262,8 +271,6 @@ set(MINECRAFT_SOURCES
     minecraft/launch/CreateGameFolders.h
     minecraft/launch/ModMinecraftJar.cpp
     minecraft/launch/ModMinecraftJar.h
-    minecraft/launch/DirectJavaLaunch.cpp
-    minecraft/launch/DirectJavaLaunch.h
     minecraft/launch/ExtractNatives.cpp
     minecraft/launch/ExtractNatives.h
     minecraft/launch/LauncherPartLaunch.cpp
@@ -487,6 +494,9 @@ set(API_SOURCES
     modplatform/helpers/HashUtils.cpp
     modplatform/helpers/OverrideUtils.h
     modplatform/helpers/OverrideUtils.cpp
+
+    modplatform/helpers/ExportToModList.h
+    modplatform/helpers/ExportToModList.cpp
 )
 
 set(FTB_SOURCES
@@ -498,6 +508,11 @@ set(FTB_SOURCES
     modplatform/legacy_ftb/PrivatePackManager.cpp
 
     modplatform/legacy_ftb/PackHelpers.h
+
+    modplatform/import_ftb/PackInstallTask.h
+    modplatform/import_ftb/PackInstallTask.cpp
+    modplatform/import_ftb/PackHelpers.h
+    modplatform/import_ftb/PackHelpers.cpp
 )
 
 set(FLAME_SOURCES
@@ -560,6 +575,9 @@ set(ATLAUNCHER_SOURCES
 )
 
 set(LINKEXE_SOURCES
+    WindowsConsole.cpp
+    WindowsConsole.h
+
     filelink/FileLink.h
     filelink/FileLink.cpp
     FileSystem.h
@@ -665,7 +683,7 @@ set(LOGIC_SOURCES
     ${ATLAUNCHER_SOURCES}
 )
 
-if(APPLE)
+if(APPLE AND Launcher_ENABLE_UPDATER)
     set (LOGIC_SOURCES ${LOGIC_SOURCES} ${MAC_UPDATE_SOURCES})
 endif()
 
@@ -758,6 +776,8 @@ SET(LAUNCHER_SOURCES
     ui/themes/SystemTheme.h
     ui/themes/ThemeManager.cpp
     ui/themes/ThemeManager.h
+    ui/themes/CatPack.cpp
+    ui/themes/CatPack.h
 
     # Processes
     LaunchController.h
@@ -867,6 +887,11 @@ SET(LAUNCHER_SOURCES
     ui/pages/modplatform/legacy_ftb/ListModel.h
     ui/pages/modplatform/legacy_ftb/ListModel.cpp
 
+    ui/pages/modplatform/import_ftb/ImportFTBPage.cpp
+    ui/pages/modplatform/import_ftb/ImportFTBPage.h
+    ui/pages/modplatform/import_ftb/ListModel.h
+    ui/pages/modplatform/import_ftb/ListModel.cpp
+
     ui/pages/modplatform/flame/FlameModel.cpp
     ui/pages/modplatform/flame/FlameModel.h
     ui/pages/modplatform/flame/FlamePage.cpp
@@ -911,6 +936,8 @@ SET(LAUNCHER_SOURCES
     ui/dialogs/ExportInstanceDialog.h
     ui/dialogs/ExportPackDialog.cpp
     ui/dialogs/ExportPackDialog.h
+    ui/dialogs/ExportToModListDialog.cpp
+    ui/dialogs/ExportToModListDialog.h
     ui/dialogs/IconPickerDialog.cpp
     ui/dialogs/IconPickerDialog.h
     ui/dialogs/ImportResourceDialog.cpp
@@ -1011,6 +1038,14 @@ SET(LAUNCHER_SOURCES
     ui/instanceview/VisualGroup.h
 )
 
+if(WIN32)
+    set(LAUNCHER_SOURCES
+        WindowsConsole.cpp
+        WindowsConsole.h
+        ${LAUNCHER_SOURCES}
+    )
+endif()
+
 qt_wrap_ui(LAUNCHER_UI
     ui/MainWindow.ui
     ui/setupwizard/PasteWizardPage.ui
@@ -1039,6 +1074,7 @@ qt_wrap_ui(LAUNCHER_UI
     ui/pages/modplatform/ResourcePage.ui
     ui/pages/modplatform/flame/FlamePage.ui
     ui/pages/modplatform/legacy_ftb/Page.ui
+    ui/pages/modplatform/import_ftb/ImportFTBPage.ui
     ui/pages/modplatform/ImportPage.ui
     ui/pages/modplatform/modrinth/ModrinthPage.ui
     ui/pages/modplatform/technic/TechnicPage.ui
@@ -1058,6 +1094,7 @@ qt_wrap_ui(LAUNCHER_UI
     ui/dialogs/SkinUploadDialog.ui
     ui/dialogs/ExportInstanceDialog.ui
     ui/dialogs/ExportPackDialog.ui
+    ui/dialogs/ExportToModListDialog.ui
     ui/dialogs/IconPickerDialog.ui
     ui/dialogs/ImportResourceDialog.ui
     ui/dialogs/MSALoginDialog.ui
@@ -1094,6 +1131,7 @@ endif()
 
 # Add executable
 add_library(Launcher_logic STATIC ${LOGIC_SOURCES} ${LAUNCHER_SOURCES} ${LAUNCHER_UI} ${LAUNCHER_RESOURCES})
+target_compile_definitions(Launcher_logic PUBLIC LAUNCHER_APPLICATION)
 target_include_directories(Launcher_logic PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 target_link_libraries(Launcher_logic
     systeminfo
@@ -1133,17 +1171,23 @@ if(APPLE)
     set(CMAKE_MACOSX_RPATH 1)
     set(CMAKE_INSTALL_RPATH "@loader_path/../Frameworks/")
 
-    file(DOWNLOAD ${MACOSX_SPARKLE_DOWNLOAD_URL} ${CMAKE_BINARY_DIR}/Sparkle.tar.xz EXPECTED_HASH SHA256=${MACOSX_SPARKLE_SHA256})
-    file(ARCHIVE_EXTRACT INPUT ${CMAKE_BINARY_DIR}/Sparkle.tar.xz DESTINATION ${CMAKE_BINARY_DIR}/frameworks/Sparkle)
+    if(Launcher_ENABLE_UPDATER)
+      file(DOWNLOAD ${MACOSX_SPARKLE_DOWNLOAD_URL} ${CMAKE_BINARY_DIR}/Sparkle.tar.xz EXPECTED_HASH SHA256=${MACOSX_SPARKLE_SHA256})
+      file(ARCHIVE_EXTRACT INPUT ${CMAKE_BINARY_DIR}/Sparkle.tar.xz DESTINATION ${CMAKE_BINARY_DIR}/frameworks/Sparkle)
+
+      find_library(SPARKLE_FRAMEWORK Sparkle "${CMAKE_BINARY_DIR}/frameworks/Sparkle")
+      add_compile_definitions(SPARKLE_ENABLED)
+    endif()
 
-    find_library(SPARKLE_FRAMEWORK Sparkle "${CMAKE_BINARY_DIR}/frameworks/Sparkle")
     target_link_libraries(Launcher_logic
         "-framework AppKit"
         "-framework Carbon"
         "-framework Foundation"
         "-framework ApplicationServices"
     )
-    target_link_libraries(Launcher_logic ${SPARKLE_FRAMEWORK})
+    if(Launcher_ENABLE_UPDATER)
+      target_link_libraries(Launcher_logic ${SPARKLE_FRAMEWORK})
+    endif()
 endif()
 
 target_link_libraries(Launcher_logic)
@@ -1205,7 +1249,7 @@ if(WIN32)
     )
 endif()
 
-if (UNIX AND APPLE)
+if (UNIX AND APPLE AND Launcher_ENABLE_UPDATER)
     # Add Sparkle updater
     # It has to be copied here instead of just allowing fixup_bundle to install it, otherwise essential parts of
     # the framework aren't installed
diff --git a/launcher/DesktopServices.cpp b/launcher/DesktopServices.cpp
index 2984a1b4..81362f09 100644
--- a/launcher/DesktopServices.cpp
+++ b/launcher/DesktopServices.cpp
@@ -118,7 +118,7 @@ bool openDirectory(const QString &path, bool ensureExists)
         return QDesktopServices::openUrl(QUrl::fromLocalFile(dir.absolutePath()));
     };
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
-    if(!isFlatpak())
+    if(!isSandbox())
     {
         return IndirectOpen(f);
     }
@@ -139,7 +139,7 @@ bool openFile(const QString &path)
         return QDesktopServices::openUrl(QUrl::fromLocalFile(path));
     };
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
-    if(!isFlatpak())
+    if(!isSandbox())
     {
         return IndirectOpen(f);
     }
@@ -157,7 +157,7 @@ bool openFile(const QString &application, const QString &path, const QString &wo
     qDebug() << "Opening file" << path << "using" << application;
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
     // FIXME: the pid here is fake. So if something depends on it, it will likely misbehave
-    if(!isFlatpak())
+    if(!isSandbox())
     {
         return IndirectOpen([&]()
         {
@@ -177,7 +177,7 @@ bool run(const QString &application, const QStringList &args, const QString &wor
 {
     qDebug() << "Running" << application << "with args" << args.join(' ');
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
-    if(!isFlatpak())
+    if(!isSandbox())
     {
     // FIXME: the pid here is fake. So if something depends on it, it will likely misbehave
     return IndirectOpen([&]()
@@ -202,7 +202,7 @@ bool openUrl(const QUrl &url)
         return QDesktopServices::openUrl(url);
     };
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
-    if(!isFlatpak())
+    if(!isSandbox())
     {
         return IndirectOpen(f);
     }
@@ -224,4 +224,18 @@ bool isFlatpak()
 #endif
 }
 
+bool isSnap()
+{
+#ifdef Q_OS_LINUX
+    return getenv("SNAP");
+#else
+    return false;
+#endif
+}
+
+bool isSandbox()
+{
+    return isSnap() || isFlatpak();
+}
+
 }
diff --git a/launcher/DesktopServices.h b/launcher/DesktopServices.h
index 21c9cae0..b1948cc2 100644
--- a/launcher/DesktopServices.h
+++ b/launcher/DesktopServices.h
@@ -34,5 +34,18 @@ namespace DesktopServices
      */
     bool openUrl(const QUrl &url);
 
+    /**
+     * Determine whether the launcher is running in a Flatpak environment
+    */
     bool isFlatpak();
+
+    /**
+     * Determine whether the launcher is running in a Snap environment
+    */
+    bool isSnap();
+
+    /**
+     * Determine whether the launcher is running in a sandboxed (Flatpak or Snap) environment
+    */
+    bool isSandbox();
 }
diff --git a/launcher/InstanceImportTask.cpp b/launcher/InstanceImportTask.cpp
index d03fdd0d..f067cc34 100644
--- a/launcher/InstanceImportTask.cpp
+++ b/launcher/InstanceImportTask.cpp
@@ -54,6 +54,8 @@
 #include "settings/INISettingsObject.h"
 #include "tasks/Task.h"
 
+#include "net/ApiDownload.h"
+
 #include <QtConcurrentRun>
 #include <algorithm>
 
@@ -101,12 +103,12 @@ void InstanceImportTask::downloadFromUrl()
     auto entry = APPLICATION->metacache()->resolveEntry("general", path);
     entry->setStale(true);
     m_filesNetJob.reset(new NetJob(tr("Modpack download"), APPLICATION->network()));
-    m_filesNetJob->addNetAction(Net::Download::makeCached(m_sourceUrl, entry));
+    m_filesNetJob->addNetAction(Net::ApiDownload::makeCached(m_sourceUrl, entry));
     m_archivePath = entry->getFullPath();
 
     connect(m_filesNetJob.get(), &NetJob::succeeded, this, &InstanceImportTask::downloadSucceeded);
     connect(m_filesNetJob.get(), &NetJob::progress, this, &InstanceImportTask::downloadProgressChanged);
-    connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &InstanceImportTask::propogateStepProgress);
+    connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &InstanceImportTask::propagateStepProgress);
     connect(m_filesNetJob.get(), &NetJob::failed, this, &InstanceImportTask::downloadFailed);
     connect(m_filesNetJob.get(), &NetJob::aborted, this, &InstanceImportTask::downloadAborted);
     m_filesNetJob->start();
@@ -298,7 +300,7 @@ void InstanceImportTask::processFlame()
     });
     connect(inst_creation_task.get(), &Task::failed, this, &InstanceImportTask::emitFailed);
     connect(inst_creation_task.get(), &Task::progress, this, &InstanceImportTask::setProgress);
-    connect(inst_creation_task.get(), &Task::stepProgress, this, &InstanceImportTask::propogateStepProgress);
+    connect(inst_creation_task.get(), &Task::stepProgress, this, &InstanceImportTask::propagateStepProgress);
     connect(inst_creation_task.get(), &Task::status, this, &InstanceImportTask::setStatus);
     connect(inst_creation_task.get(), &Task::details, this, &InstanceImportTask::setDetails);
 
@@ -390,7 +392,7 @@ void InstanceImportTask::processModrinth()
     });
     connect(inst_creation_task, &Task::failed, this, &InstanceImportTask::emitFailed);
     connect(inst_creation_task, &Task::progress, this, &InstanceImportTask::setProgress);
-    connect(inst_creation_task, &Task::stepProgress, this, &InstanceImportTask::propogateStepProgress);
+    connect(inst_creation_task, &Task::stepProgress, this, &InstanceImportTask::propagateStepProgress);
     connect(inst_creation_task, &Task::status, this, &InstanceImportTask::setStatus);
     connect(inst_creation_task, &Task::details, this, &InstanceImportTask::setDetails);
     connect(inst_creation_task, &Task::finished, inst_creation_task, &InstanceCreationTask::deleteLater);
diff --git a/launcher/InstanceList.cpp b/launcher/InstanceList.cpp
index b4c520cd..0485db19 100644
--- a/launcher/InstanceList.cpp
+++ b/launcher/InstanceList.cpp
@@ -799,7 +799,7 @@ class InstanceStaging : public Task {
         connect(child, &Task::status, this, &InstanceStaging::setStatus);
         connect(child, &Task::details, this, &InstanceStaging::setDetails);
         connect(child, &Task::progress, this, &InstanceStaging::setProgress);
-        connect(child, &Task::stepProgress, this, &InstanceStaging::propogateStepProgress);
+        connect(child, &Task::stepProgress, this, &InstanceStaging::propagateStepProgress);
         connect(&m_backoffTimer, &QTimer::timeout, this, &InstanceStaging::childSucceded);
     }
 
diff --git a/launcher/LaunchController.cpp b/launcher/LaunchController.cpp
index 5d84b3bf..2b52cac0 100644
--- a/launcher/LaunchController.cpp
+++ b/launcher/LaunchController.cpp
@@ -390,7 +390,10 @@ void LaunchController::launchInstance()
     m_launcher->prependStep(makeShared<TextPrint>(m_launcher.get(), "Launched instance in " + online_mode + " mode\n", MessageLevel::Launcher));
 
     // Prepend Version
-    m_launcher->prependStep(makeShared<TextPrint>(m_launcher.get(), BuildConfig.LAUNCHER_DISPLAYNAME + " version: " + BuildConfig.printableVersionString() + "\n\n", MessageLevel::Launcher));
+    {
+        auto versionString = QString("%1 version: %2 (%3)").arg(BuildConfig.LAUNCHER_DISPLAYNAME, BuildConfig.printableVersionString(), BuildConfig.BUILD_PLATFORM);
+        m_launcher->prependStep(makeShared<TextPrint>(m_launcher.get(), versionString + "\n\n", MessageLevel::Launcher));
+    }
     m_launcher->start();
 }
 
diff --git a/launcher/MMCZip.cpp b/launcher/MMCZip.cpp
index 1a336375..acd6bf7e 100644
--- a/launcher/MMCZip.cpp
+++ b/launcher/MMCZip.cpp
@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -33,56 +34,50 @@
  *      limitations under the License.
  */
 
+#include "MMCZip.h"
 #include <quazip/quazip.h>
 #include <quazip/quazipdir.h>
 #include <quazip/quazipfile.h>
-#include "MMCZip.h"
 #include "FileSystem.h"
 
 #include <QCoreApplication>
 #include <QDebug>
+#include <QtConcurrentRun>
 
+namespace MMCZip {
 // ours
-bool MMCZip::mergeZipFiles(QuaZip *into, QFileInfo from, QSet<QString> &contained, const FilterFunction filter)
+bool mergeZipFiles(QuaZip* into, QFileInfo from, QSet<QString>& contained, const FilterFunction filter)
 {
     QuaZip modZip(from.filePath());
     modZip.open(QuaZip::mdUnzip);
 
     QuaZipFile fileInsideMod(&modZip);
     QuaZipFile zipOutFile(into);
-    for (bool more = modZip.goToFirstFile(); more; more = modZip.goToNextFile())
-    {
+    for (bool more = modZip.goToFirstFile(); more; more = modZip.goToNextFile()) {
         QString filename = modZip.getCurrentFileName();
-        if (filter && !filter(filename))
-        {
-            qDebug() << "Skipping file " << filename << " from "
-                        << from.fileName() << " - filtered";
+        if (filter && !filter(filename)) {
+            qDebug() << "Skipping file " << filename << " from " << from.fileName() << " - filtered";
             continue;
         }
-        if (contained.contains(filename))
-        {
-            qDebug() << "Skipping already contained file " << filename << " from "
-                        << from.fileName();
+        if (contained.contains(filename)) {
+            qDebug() << "Skipping already contained file " << filename << " from " << from.fileName();
             continue;
         }
         contained.insert(filename);
 
-        if (!fileInsideMod.open(QIODevice::ReadOnly))
-        {
+        if (!fileInsideMod.open(QIODevice::ReadOnly)) {
             qCritical() << "Failed to open " << filename << " from " << from.fileName();
             return false;
         }
 
         QuaZipNewInfo info_out(fileInsideMod.getActualFileName());
 
-        if (!zipOutFile.open(QIODevice::WriteOnly, info_out))
-        {
+        if (!zipOutFile.open(QIODevice::WriteOnly, info_out)) {
             qCritical() << "Failed to open " << filename << " in the jar";
             fileInsideMod.close();
             return false;
         }
-        if (!JlCompress::copyData(fileInsideMod, zipOutFile))
-        {
+        if (!JlCompress::copyData(fileInsideMod, zipOutFile)) {
             zipOutFile.close();
             fileInsideMod.close();
             qCritical() << "Failed to copy data of " << filename << " into the jar";
@@ -94,10 +89,11 @@ bool MMCZip::mergeZipFiles(QuaZip *into, QFileInfo from, QSet<QString> &containe
     return true;
 }
 
-bool MMCZip::compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files, bool followSymlinks)
+bool compressDirFiles(QuaZip* zip, QString dir, QFileInfoList files, bool followSymlinks)
 {
     QDir directory(dir);
-    if (!directory.exists()) return false;
+    if (!directory.exists())
+        return false;
 
     for (auto e : files) {
         auto filePath = directory.relativeFilePath(e.absoluteFilePath());
@@ -109,17 +105,18 @@ bool MMCZip::compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files, boo
                 srcPath = e.canonicalFilePath();
             }
         }
-        if( !JlCompress::compressFile(zip, srcPath, filePath)) return false;
+        if (!JlCompress::compressFile(zip, srcPath, filePath))
+            return false;
     }
 
     return true;
 }
 
-bool MMCZip::compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files, bool followSymlinks)
+bool compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files, bool followSymlinks)
 {
     QuaZip zip(fileCompressed);
     QDir().mkpath(QFileInfo(fileCompressed).absolutePath());
-    if(!zip.open(QuaZip::mdCreate)) {
+    if (!zip.open(QuaZip::mdCreate)) {
         QFile::remove(fileCompressed);
         return false;
     }
@@ -127,7 +124,7 @@ bool MMCZip::compressDirFiles(QString fileCompressed, QString dir, QFileInfoList
     auto result = compressDirFiles(&zip, dir, files, followSymlinks);
 
     zip.close();
-    if(zip.getZipError()!=0) {
+    if (zip.getZipError() != 0) {
         QFile::remove(fileCompressed);
         return false;
     }
@@ -136,11 +133,10 @@ bool MMCZip::compressDirFiles(QString fileCompressed, QString dir, QFileInfoList
 }
 
 // ours
-bool MMCZip::createModdedJar(QString sourceJarPath, QString targetJarPath, const QList<Mod*>& mods)
+bool createModdedJar(QString sourceJarPath, QString targetJarPath, const QList<Mod*>& mods)
 {
     QuaZip zipOut(targetJarPath);
-    if (!zipOut.open(QuaZip::mdCreate))
-    {
+    if (!zipOut.open(QuaZip::mdCreate)) {
         QFile::remove(targetJarPath);
         qCritical() << "Failed to open the minecraft.jar for modding";
         return false;
@@ -151,37 +147,29 @@ bool MMCZip::createModdedJar(QString sourceJarPath, QString targetJarPath, const
 
     // Modify the jar
     // This needs to be done in reverse-order to ensure we respect the loading order of components
-    for (auto i = mods.crbegin(); i != mods.crend(); i++)
-    {
+    for (auto i = mods.crbegin(); i != mods.crend(); i++) {
         const auto* mod = *i;
         // do not merge disabled mods.
         if (!mod->enabled())
             continue;
-        if (mod->type() == ResourceType::ZIPFILE)
-        {
-            if (!mergeZipFiles(&zipOut, mod->fileinfo(), addedFiles))
-            {
+        if (mod->type() == ResourceType::ZIPFILE) {
+            if (!mergeZipFiles(&zipOut, mod->fileinfo(), addedFiles)) {
                 zipOut.close();
                 QFile::remove(targetJarPath);
                 qCritical() << "Failed to add" << mod->fileinfo().fileName() << "to the jar.";
                 return false;
             }
-        }
-        else if (mod->type() == ResourceType::SINGLEFILE)
-        {
+        } else if (mod->type() == ResourceType::SINGLEFILE) {
             // FIXME: buggy - does not work with addedFiles
             auto filename = mod->fileinfo();
-            if (!JlCompress::compressFile(&zipOut, filename.absoluteFilePath(), filename.fileName()))
-            {
+            if (!JlCompress::compressFile(&zipOut, filename.absoluteFilePath(), filename.fileName())) {
                 zipOut.close();
                 QFile::remove(targetJarPath);
                 qCritical() << "Failed to add" << mod->fileinfo().fileName() << "to the jar.";
                 return false;
             }
             addedFiles.insert(filename.fileName());
-        }
-        else if (mod->type() == ResourceType::FOLDER)
-        {
+        } else if (mod->type() == ResourceType::FOLDER) {
             // untested, but seems to be unused / not possible to reach
             // FIXME: buggy - does not work with addedFiles
             auto filename = mod->fileinfo();
@@ -190,25 +178,21 @@ bool MMCZip::createModdedJar(QString sourceJarPath, QString targetJarPath, const
             dir.cdUp();
             QString parent_dir = dir.absolutePath();
             auto files = QFileInfoList();
-            MMCZip::collectFileListRecursively(what_to_zip, nullptr, &files, nullptr);
+            collectFileListRecursively(what_to_zip, nullptr, &files, nullptr);
 
             for (auto e : files) {
                 if (addedFiles.contains(e.filePath()))
                     files.removeAll(e);
             }
 
-            if (!MMCZip::compressDirFiles(&zipOut, parent_dir, files))
-            {
+            if (!compressDirFiles(&zipOut, parent_dir, files)) {
                 zipOut.close();
                 QFile::remove(targetJarPath);
                 qCritical() << "Failed to add" << mod->fileinfo().fileName() << "to the jar.";
                 return false;
             }
-            qDebug() << "Adding folder " << filename.fileName() << " from "
-                     << filename.absoluteFilePath();
-        }
-        else
-        {
+            qDebug() << "Adding folder " << filename.fileName() << " from " << filename.absoluteFilePath();
+        } else {
             // Make sure we do not continue launching when something is missing or undefined...
             zipOut.close();
             QFile::remove(targetJarPath);
@@ -217,8 +201,7 @@ bool MMCZip::createModdedJar(QString sourceJarPath, QString targetJarPath, const
         }
     }
 
-    if (!mergeZipFiles(&zipOut, QFileInfo(sourceJarPath), addedFiles, [](const QString key){return !key.contains("META-INF");}))
-    {
+    if (!mergeZipFiles(&zipOut, QFileInfo(sourceJarPath), addedFiles, [](const QString key) { return !key.contains("META-INF"); })) {
         zipOut.close();
         QFile::remove(targetJarPath);
         qCritical() << "Failed to insert minecraft.jar contents.";
@@ -227,8 +210,7 @@ bool MMCZip::createModdedJar(QString sourceJarPath, QString targetJarPath, const
 
     // Recompress the jar
     zipOut.close();
-    if (zipOut.getZipError() != 0)
-    {
+    if (zipOut.getZipError() != 0) {
         QFile::remove(targetJarPath);
         qCritical() << "Failed to finalize minecraft.jar!";
         return false;
@@ -237,7 +219,7 @@ bool MMCZip::createModdedJar(QString sourceJarPath, QString targetJarPath, const
 }
 
 // ours
-QString MMCZip::findFolderOfFileInZip(QuaZip* zip, const QString& what, const QStringList& ignore_paths, const QString& root)
+QString findFolderOfFileInZip(QuaZip* zip, const QString& what, const QStringList& ignore_paths, const QString& root)
 {
     QuaZipDir rootDir(zip, root);
     for (auto&& fileName : rootDir.entryList(QDir::Files)) {
@@ -261,27 +243,23 @@ QString MMCZip::findFolderOfFileInZip(QuaZip* zip, const QString& what, const QS
 }
 
 // ours
-bool MMCZip::findFilesInZip(QuaZip * zip, const QString & what, QStringList & result, const QString &root)
+bool findFilesInZip(QuaZip* zip, const QString& what, QStringList& result, const QString& root)
 {
     QuaZipDir rootDir(zip, root);
-    for(auto fileName: rootDir.entryList(QDir::Files))
-    {
-        if(fileName == what)
-        {
+    for (auto fileName : rootDir.entryList(QDir::Files)) {
+        if (fileName == what) {
             result.append(root);
             return true;
         }
     }
-    for(auto fileName: rootDir.entryList(QDir::Dirs))
-    {
+    for (auto fileName : rootDir.entryList(QDir::Dirs)) {
         findFilesInZip(zip, what, result, root + fileName);
     }
     return !result.isEmpty();
 }
 
-
 // ours
-std::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & subdir, const QString &target)
+std::optional<QStringList> extractSubDir(QuaZip* zip, const QString& subdir, const QString& target)
 {
     auto target_top_dir = QUrl::fromLocalFile(target);
 
@@ -289,16 +267,13 @@ std::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & su
 
     qDebug() << "Extracting subdir" << subdir << "from" << zip->getZipName() << "to" << target;
     auto numEntries = zip->getEntriesCount();
-    if(numEntries < 0) {
+    if (numEntries < 0) {
         qWarning() << "Failed to enumerate files in archive";
         return std::nullopt;
-    }
-    else if(numEntries == 0) {
+    } else if (numEntries == 0) {
         qDebug() << "Extracting empty archives seems odd...";
         return extracted;
-    }
-    else if (!zip->goToFirstFile())
-    {
+    } else if (!zip->goToFirstFile()) {
         qWarning() << "Failed to seek to first file in zip";
         return std::nullopt;
     }
@@ -334,7 +309,8 @@ std::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & su
         }
 
         if (!target_top_dir.isParentOf(QUrl::fromLocalFile(target_file_path))) {
-            qWarning() << "Extracting" << relative_file_name << "was cancelled, because it was effectively outside of the target path" << target;
+            qWarning() << "Extracting" << relative_file_name << "was cancelled, because it was effectively outside of the target path"
+                       << target;
             return std::nullopt;
         }
 
@@ -345,7 +321,8 @@ std::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & su
         }
 
         extracted.append(target_file_path);
-        QFile::setPermissions(target_file_path, QFileDevice::Permission::ReadUser | QFileDevice::Permission::WriteUser | QFileDevice::Permission::ExeUser);
+        QFile::setPermissions(target_file_path,
+                              QFileDevice::Permission::ReadUser | QFileDevice::Permission::WriteUser | QFileDevice::Permission::ExeUser);
 
         qDebug() << "Extracted file" << relative_file_name << "to" << target_file_path;
     } while (zip->goToNextFile());
@@ -354,66 +331,66 @@ std::optional<QStringList> MMCZip::extractSubDir(QuaZip *zip, const QString & su
 }
 
 // ours
-bool MMCZip::extractRelFile(QuaZip *zip, const QString &file, const QString &target)
+bool extractRelFile(QuaZip* zip, const QString& file, const QString& target)
 {
     return JlCompress::extractFile(zip, file, target);
 }
 
 // ours
-std::optional<QStringList> MMCZip::extractDir(QString fileCompressed, QString dir)
+std::optional<QStringList> extractDir(QString fileCompressed, QString dir)
 {
     QuaZip zip(fileCompressed);
-    if (!zip.open(QuaZip::mdUnzip))
-    {
+    if (!zip.open(QuaZip::mdUnzip)) {
         // check if this is a minimum size empty zip file...
         QFileInfo fileInfo(fileCompressed);
-        if(fileInfo.size() == 22) {
+        if (fileInfo.size() == 22) {
             return QStringList();
         }
-        qWarning() << "Could not open archive for unzipping:" << fileCompressed << "Error:" << zip.getZipError();;
+        qWarning() << "Could not open archive for unzipping:" << fileCompressed << "Error:" << zip.getZipError();
+        ;
         return std::nullopt;
     }
-    return MMCZip::extractSubDir(&zip, "", dir);
+    return extractSubDir(&zip, "", dir);
 }
 
 // ours
-std::optional<QStringList> MMCZip::extractDir(QString fileCompressed, QString subdir, QString dir)
+std::optional<QStringList> extractDir(QString fileCompressed, QString subdir, QString dir)
 {
     QuaZip zip(fileCompressed);
-    if (!zip.open(QuaZip::mdUnzip))
-    {
+    if (!zip.open(QuaZip::mdUnzip)) {
         // check if this is a minimum size empty zip file...
         QFileInfo fileInfo(fileCompressed);
-        if(fileInfo.size() == 22) {
+        if (fileInfo.size() == 22) {
             return QStringList();
         }
-        qWarning() << "Could not open archive for unzipping:" << fileCompressed << "Error:" << zip.getZipError();;
+        qWarning() << "Could not open archive for unzipping:" << fileCompressed << "Error:" << zip.getZipError();
+        ;
         return std::nullopt;
     }
-    return MMCZip::extractSubDir(&zip, subdir, dir);
+    return extractSubDir(&zip, subdir, dir);
 }
 
 // ours
-bool MMCZip::extractFile(QString fileCompressed, QString file, QString target)
+bool extractFile(QString fileCompressed, QString file, QString target)
 {
     QuaZip zip(fileCompressed);
-    if (!zip.open(QuaZip::mdUnzip))
-    {
+    if (!zip.open(QuaZip::mdUnzip)) {
         // check if this is a minimum size empty zip file...
         QFileInfo fileInfo(fileCompressed);
-        if(fileInfo.size() == 22) {
+        if (fileInfo.size() == 22) {
             return true;
         }
         qWarning() << "Could not open archive for unzipping:" << fileCompressed << "Error:" << zip.getZipError();
         return false;
     }
-    return MMCZip::extractRelFile(&zip, file, target);
+    return extractRelFile(&zip, file, target);
 }
 
-bool MMCZip::collectFileListRecursively(const QString& rootDir, const QString& subDir, QFileInfoList *files,
-                                        MMCZip::FilterFunction excludeFilter) {
+bool collectFileListRecursively(const QString& rootDir, const QString& subDir, QFileInfoList* files, FilterFunction excludeFilter)
+{
     QDir rootDirectory(rootDir);
-    if (!rootDirectory.exists()) return false;
+    if (!rootDirectory.exists())
+        return false;
 
     QDir directory;
     if (subDir == nullptr)
@@ -421,25 +398,107 @@ bool MMCZip::collectFileListRecursively(const QString& rootDir, const QString& s
     else
         directory = QDir(subDir);
 
-    if (!directory.exists()) return false;  // shouldn't ever happen
+    if (!directory.exists())
+        return false;  // shouldn't ever happen
 
     // recurse directories
     QFileInfoList entries = directory.entryInfoList(QDir::AllDirs | QDir::NoDotAndDotDot | QDir::Hidden);
-    for (const auto& e: entries) {
+    for (const auto& e : entries) {
         if (!collectFileListRecursively(rootDir, e.filePath(), files, excludeFilter))
             return false;
     }
 
     // collect files
     entries = directory.entryInfoList(QDir::Files);
-    for (const auto& e: entries) {
+    for (const auto& e : entries) {
         QString relativeFilePath = rootDirectory.relativeFilePath(e.absoluteFilePath());
         if (excludeFilter && excludeFilter(relativeFilePath)) {
             qDebug() << "Skipping file " << relativeFilePath;
             continue;
         }
 
-        files->append(e);  // we want the original paths for MMCZip::compressDirFiles
+        files->append(e);  // we want the original paths for compressDirFiles
     }
     return true;
 }
+
+void ExportToZipTask::executeTask()
+{
+    setStatus("Adding files...");
+    setProgress(0, m_files.length());
+    m_build_zip_future = QtConcurrent::run(QThreadPool::globalInstance(), [this]() { return exportZip(); });
+    connect(&m_build_zip_watcher, &QFutureWatcher<ZipResult>::finished, this, &ExportToZipTask::finish);
+    m_build_zip_watcher.setFuture(m_build_zip_future);
+}
+
+auto ExportToZipTask::exportZip() -> ZipResult
+{
+    if (!m_dir.exists()) {
+        return ZipResult(tr("Folder doesn't exist"));
+    }
+    if (!m_output.isOpen() && !m_output.open(QuaZip::mdCreate)) {
+        return ZipResult(tr("Could not create file"));
+    }
+
+    for (auto fileName : m_extra_files.keys()) {
+        if (m_build_zip_future.isCanceled())
+            return ZipResult();
+        QuaZipFile indexFile(&m_output);
+        if (!indexFile.open(QIODevice::WriteOnly, QuaZipNewInfo(fileName))) {
+            return ZipResult(tr("Could not create:") + fileName);
+        }
+        indexFile.write(m_extra_files[fileName]);
+    }
+
+    for (const QFileInfo& file : m_files) {
+        if (m_build_zip_future.isCanceled())
+            return ZipResult();
+
+        auto absolute = file.absoluteFilePath();
+        auto relative = m_dir.relativeFilePath(absolute);
+        setStatus("Compresing: " + relative);
+        setProgress(m_progress + 1, m_progressTotal);
+        if (m_follow_symlinks) {
+            if (file.isSymLink())
+                absolute = file.symLinkTarget();
+            else
+                absolute = file.canonicalFilePath();
+        }
+
+        if (!m_exclude_files.contains(relative) && !JlCompress::compressFile(&m_output, absolute, m_destination_prefix + relative)) {
+            return ZipResult(tr("Could not read and compress %1").arg(relative));
+        }
+    }
+
+    m_output.close();
+    if (m_output.getZipError() != 0) {
+        return ZipResult(tr("A zip error occurred"));
+    }
+    return ZipResult();
+}
+
+void ExportToZipTask::finish()
+{
+    if (m_build_zip_future.isCanceled()) {
+        QFile::remove(m_output_path);
+        emitAborted();
+    } else if (auto result = m_build_zip_future.result(); result.has_value()) {
+        QFile::remove(m_output_path);
+        emitFailed(result.value());
+    } else {
+        emitSucceeded();
+    }
+}
+
+bool ExportToZipTask::abort()
+{
+    if (m_build_zip_future.isRunning()) {
+        m_build_zip_future.cancel();
+        // NOTE: Here we don't do `emitAborted()` because it will be done when `m_build_zip_future` actually cancels, which may not occur
+        // immediately.
+        return true;
+    }
+    return false;
+}
+
+}  // namespace MMCZip
\ No newline at end of file
diff --git a/launcher/MMCZip.h b/launcher/MMCZip.h
index 2a78f830..bc527ad1 100644
--- a/launcher/MMCZip.h
+++ b/launcher/MMCZip.h
@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -35,110 +36,157 @@
 
 #pragma once
 
-#include <QString>
+#include <quazip.h>
+#include <quazip/JlCompress.h>
+#include <QDir>
 #include <QFileInfo>
+#include <QFuture>
+#include <QFutureWatcher>
+#include <QHash>
 #include <QSet>
-#include "minecraft/mod/Mod.h"
+#include <QString>
 #include <functional>
-
-#include <quazip/JlCompress.h>
+#include <memory>
 #include <optional>
+#include "minecraft/mod/Mod.h"
+#include "tasks/Task.h"
 
-namespace MMCZip
-{
-    using FilterFunction = std::function<bool(const QString &)>;
-
-    /**
-     * Merge two zip files, using a filter function
-     */
-    bool mergeZipFiles(QuaZip *into, QFileInfo from, QSet<QString> &contained,
-                                            const FilterFunction filter = nullptr);
-
-    /**
-     * Compress directory, by providing a list of files to compress
-     * \param zip target archive
-     * \param dir directory that will be compressed (to compress with relative paths)
-     * \param files list of files to compress
-     * \param followSymlinks should follow symlinks when compressing file data
-     * \return true for success or false for failure
-     */
-    bool compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files, bool followSymlinks = false);
-
-    /**
-     * Compress directory, by providing a list of files to compress
-     * \param fileCompressed target archive file
-     * \param dir directory that will be compressed (to compress with relative paths)
-     * \param files list of files to compress
-     * \param followSymlinks should follow symlinks when compressing file data
-     * \return true for success or false for failure
-     */
-    bool compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files, bool followSymlinks = false);
-
-    /**
-     * take a source jar, add mods to it, resulting in target jar
-     */
-    bool createModdedJar(QString sourceJarPath, QString targetJarPath, const QList<Mod*>& mods);
-
-    /**
-     * Find a single file in archive by file name (not path)
-     *
-     * \param ignore_paths paths to skip when recursing the search
-     *
-     * \return the path prefix where the file is
-     */
-    QString findFolderOfFileInZip(QuaZip * zip, const QString & what, const QStringList& ignore_paths = {}, const QString &root = QString(""));
-
-    /**
-     * Find a multiple files of the same name in archive by file name
-     * If a file is found in a path, no deeper paths are searched
-     *
-     * \return true if anything was found
-     */
-    bool findFilesInZip(QuaZip * zip, const QString & what, QStringList & result, const QString &root = QString());
-
-    /**
-     * Extract a subdirectory from an archive
-     */
-    std::optional<QStringList> extractSubDir(QuaZip *zip, const QString & subdir, const QString &target);
-
-    bool extractRelFile(QuaZip *zip, const QString & file, const QString &target);
-
-    /**
-     * Extract a whole archive.
-     *
-     * \param fileCompressed The name of the archive.
-     * \param dir The directory to extract to, the current directory if left empty.
-     * \return The list of the full paths of the files extracted, empty on failure.
-     */
-    std::optional<QStringList> extractDir(QString fileCompressed, QString dir);
-
-    /**
-     * Extract a subdirectory from an archive
-     *
-     * \param fileCompressed The name of the archive.
-     * \param subdir The directory within the archive to extract
-     * \param dir The directory to extract to, the current directory if left empty.
-     * \return The list of the full paths of the files extracted, empty on failure.
-     */
-    std::optional<QStringList> extractDir(QString fileCompressed, QString subdir, QString dir);
-
-    /**
-     * Extract a single file from an archive into a directory
-     *
-     * \param fileCompressed The name of the archive.
-     * \param file The file within the archive to extract
-     * \param dir The directory to extract to, the current directory if left empty.
-     * \return true for success or false for failure
-     */
-    bool extractFile(QString fileCompressed, QString file, QString dir);
-
-    /**
-     * Populate a QFileInfoList with a directory tree recursively, while allowing to excludeFilter what shouldn't be included.
-     * \param rootDir directory to start off
-     * \param subDir subdirectory, should be nullptr for first invocation
-     * \param files resulting list of QFileInfo
-     * \param excludeFilter function to excludeFilter which files shouldn't be included (returning true means to excude)
-     * \return true for success or false for failure
-     */
-    bool collectFileListRecursively(const QString &rootDir, const QString &subDir, QFileInfoList *files, FilterFunction excludeFilter);
-}
+namespace MMCZip {
+using FilterFunction = std::function<bool(const QString&)>;
+
+/**
+ * Merge two zip files, using a filter function
+ */
+bool mergeZipFiles(QuaZip* into, QFileInfo from, QSet<QString>& contained, const FilterFunction filter = nullptr);
+
+/**
+ * Compress directory, by providing a list of files to compress
+ * \param zip target archive
+ * \param dir directory that will be compressed (to compress with relative paths)
+ * \param files list of files to compress
+ * \param followSymlinks should follow symlinks when compressing file data
+ * \return true for success or false for failure
+ */
+bool compressDirFiles(QuaZip* zip, QString dir, QFileInfoList files, bool followSymlinks = false);
+
+/**
+ * Compress directory, by providing a list of files to compress
+ * \param fileCompressed target archive file
+ * \param dir directory that will be compressed (to compress with relative paths)
+ * \param files list of files to compress
+ * \param followSymlinks should follow symlinks when compressing file data
+ * \return true for success or false for failure
+ */
+bool compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files, bool followSymlinks = false);
+
+/**
+ * take a source jar, add mods to it, resulting in target jar
+ */
+bool createModdedJar(QString sourceJarPath, QString targetJarPath, const QList<Mod*>& mods);
+
+/**
+ * Find a single file in archive by file name (not path)
+ *
+ * \param ignore_paths paths to skip when recursing the search
+ *
+ * \return the path prefix where the file is
+ */
+QString findFolderOfFileInZip(QuaZip* zip, const QString& what, const QStringList& ignore_paths = {}, const QString& root = QString(""));
+
+/**
+ * Find a multiple files of the same name in archive by file name
+ * If a file is found in a path, no deeper paths are searched
+ *
+ * \return true if anything was found
+ */
+bool findFilesInZip(QuaZip* zip, const QString& what, QStringList& result, const QString& root = QString());
+
+/**
+ * Extract a subdirectory from an archive
+ */
+std::optional<QStringList> extractSubDir(QuaZip* zip, const QString& subdir, const QString& target);
+
+bool extractRelFile(QuaZip* zip, const QString& file, const QString& target);
+
+/**
+ * Extract a whole archive.
+ *
+ * \param fileCompressed The name of the archive.
+ * \param dir The directory to extract to, the current directory if left empty.
+ * \return The list of the full paths of the files extracted, empty on failure.
+ */
+std::optional<QStringList> extractDir(QString fileCompressed, QString dir);
+
+/**
+ * Extract a subdirectory from an archive
+ *
+ * \param fileCompressed The name of the archive.
+ * \param subdir The directory within the archive to extract
+ * \param dir The directory to extract to, the current directory if left empty.
+ * \return The list of the full paths of the files extracted, empty on failure.
+ */
+std::optional<QStringList> extractDir(QString fileCompressed, QString subdir, QString dir);
+
+/**
+ * Extract a single file from an archive into a directory
+ *
+ * \param fileCompressed The name of the archive.
+ * \param file The file within the archive to extract
+ * \param dir The directory to extract to, the current directory if left empty.
+ * \return true for success or false for failure
+ */
+bool extractFile(QString fileCompressed, QString file, QString dir);
+
+/**
+ * Populate a QFileInfoList with a directory tree recursively, while allowing to excludeFilter what shouldn't be included.
+ * \param rootDir directory to start off
+ * \param subDir subdirectory, should be nullptr for first invocation
+ * \param files resulting list of QFileInfo
+ * \param excludeFilter function to excludeFilter which files shouldn't be included (returning true means to excude)
+ * \return true for success or false for failure
+ */
+bool collectFileListRecursively(const QString& rootDir, const QString& subDir, QFileInfoList* files, FilterFunction excludeFilter);
+
+class ExportToZipTask : public Task {
+   public:
+    ExportToZipTask(QString outputPath, QDir dir, QFileInfoList files, QString destinationPrefix = "", bool followSymlinks = false)
+        : m_output_path(outputPath)
+        , m_output(outputPath)
+        , m_dir(dir)
+        , m_files(files)
+        , m_destination_prefix(destinationPrefix)
+        , m_follow_symlinks(followSymlinks)
+    {
+        setAbortable(true);
+    };
+    ExportToZipTask(QString outputPath, QString dir, QFileInfoList files, QString destinationPrefix = "", bool followSymlinks = false)
+        : ExportToZipTask(outputPath, QDir(dir), files, destinationPrefix, followSymlinks){};
+
+    virtual ~ExportToZipTask() = default;
+
+    void setExcludeFiles(QStringList excludeFiles) { m_exclude_files = excludeFiles; }
+    void addExtraFile(QString fileName, QByteArray data) { m_extra_files.insert(fileName, data); }
+
+    typedef std::optional<QString> ZipResult;
+
+   protected:
+    virtual void executeTask() override;
+    bool abort() override;
+
+    ZipResult exportZip();
+    void finish();
+
+   private:
+    QString m_output_path;
+    QuaZip m_output;
+    QDir m_dir;
+    QFileInfoList m_files;
+    QString m_destination_prefix;
+    bool m_follow_symlinks;
+    QStringList m_exclude_files;
+    QHash<QString, QByteArray> m_extra_files;
+
+    QFuture<ZipResult> m_build_zip_future;
+    QFutureWatcher<ZipResult> m_build_zip_watcher;
+};
+}  // namespace MMCZip
diff --git a/launcher/ResourceDownloadTask.cpp b/launcher/ResourceDownloadTask.cpp
index 06c03c77..a02151ca 100644
--- a/launcher/ResourceDownloadTask.cpp
+++ b/launcher/ResourceDownloadTask.cpp
@@ -24,6 +24,8 @@
 #include "minecraft/mod/ModFolderModel.h"
 #include "minecraft/mod/ResourceFolderModel.h"
 
+#include "net/ApiDownload.h"
+
 ResourceDownloadTask::ResourceDownloadTask(ModPlatform::IndexedPack::Ptr pack,
                                            ModPlatform::IndexedVersion version,
                                            const std::shared_ptr<ResourceFolderModel> packs,
@@ -51,10 +53,10 @@ ResourceDownloadTask::ResourceDownloadTask(ModPlatform::IndexedPack::Ptr pack,
         }
     }
 
-    m_filesNetJob->addNetAction(Net::Download::makeFile(m_pack_version.downloadUrl, dir.absoluteFilePath(getFilename())));
+    m_filesNetJob->addNetAction(Net::ApiDownload::makeFile(m_pack_version.downloadUrl, dir.absoluteFilePath(getFilename())));
     connect(m_filesNetJob.get(), &NetJob::succeeded, this, &ResourceDownloadTask::downloadSucceeded);
     connect(m_filesNetJob.get(), &NetJob::progress, this, &ResourceDownloadTask::downloadProgressChanged);
-    connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &ResourceDownloadTask::propogateStepProgress);
+    connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &ResourceDownloadTask::propagateStepProgress);
     connect(m_filesNetJob.get(), &NetJob::failed, this, &ResourceDownloadTask::downloadFailed);
 
     addTask(m_filesNetJob);
diff --git a/launcher/WindowsConsole.cpp b/launcher/WindowsConsole.cpp
new file mode 100644
index 00000000..860af01f
--- /dev/null
+++ b/launcher/WindowsConsole.cpp
@@ -0,0 +1,132 @@
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+
+#ifndef WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN
+#endif
+#include <fcntl.h>
+#include <io.h>
+#include <stdio.h>
+#include <windows.h>
+#include <iostream>
+
+void RedirectHandle(DWORD handle, FILE* stream, const char* mode ) {
+
+    HANDLE stdHandle = GetStdHandle(handle);
+    if (stdHandle != INVALID_HANDLE_VALUE) {
+        int fileDescriptor = _open_osfhandle((intptr_t)stdHandle, _O_TEXT);
+        if (fileDescriptor != -1) {
+            FILE* file = _fdopen(fileDescriptor, mode);
+            if (file != NULL) {
+                int dup2Result = _dup2(_fileno(file), _fileno(stream));
+                if (dup2Result == 0) {
+                    setvbuf(stream, NULL, _IONBF, 0);
+                }
+            }
+        }
+    }
+
+}
+
+// taken from https://stackoverflow.com/a/25927081
+// getting a proper output to console with redirection support on windows is apparently hell
+void BindCrtHandlesToStdHandles(bool bindStdIn, bool bindStdOut, bool bindStdErr)
+{
+    // Re-initialize the C runtime "FILE" handles with clean handles bound to "nul". We do this because it has been
+    // observed that the file number of our standard handle file objects can be assigned internally to a value of -2
+    // when not bound to a valid target, which represents some kind of unknown internal invalid state. In this state our
+    // call to "_dup2" fails, as it specifically tests to ensure that the target file number isn't equal to this value
+    // before allowing the operation to continue. We can resolve this issue by first "re-opening" the target files to
+    // use the "nul" device, which will place them into a valid state, after which we can redirect them to our target
+    // using the "_dup2" function.
+    if (bindStdIn) {
+        FILE* dummyFile;
+        freopen_s(&dummyFile, "nul", "r", stdin);
+    }
+    if (bindStdOut) {
+        FILE* dummyFile;
+        freopen_s(&dummyFile, "nul", "w", stdout);
+    }
+    if (bindStdErr) {
+        FILE* dummyFile;
+        freopen_s(&dummyFile, "nul", "w", stderr);
+    }
+
+    // Redirect unbuffered stdin from the current standard input handle
+    if (bindStdIn) {
+        RedirectHandle(STD_INPUT_HANDLE, stdin, "r");
+    }
+
+    // Redirect unbuffered stdout to the current standard output handle
+    if (bindStdOut) {
+        RedirectHandle(STD_OUTPUT_HANDLE, stdout, "w");
+    }
+
+    // Redirect unbuffered stderr to the current standard error handle
+    if (bindStdErr) {
+        RedirectHandle(STD_ERROR_HANDLE, stderr, "w");
+    }
+
+    // Clear the error state for each of the C++ standard stream objects. We need to do this, as attempts to access the
+    // standard streams before they refer to a valid target will cause the iostream objects to enter an error state. In
+    // versions of Visual Studio after 2005, this seems to always occur during startup regardless of whether anything
+    // has been read from or written to the targets or not.
+    if (bindStdIn) {
+        std::wcin.clear();
+        std::cin.clear();
+    }
+    if (bindStdOut) {
+        std::wcout.clear();
+        std::cout.clear();
+    }
+    if (bindStdErr) {
+        std::wcerr.clear();
+        std::cerr.clear();
+    }
+}
+
+
+bool AttachWindowsConsole() {
+    auto stdinType = GetFileType(GetStdHandle(STD_INPUT_HANDLE));
+    auto stdoutType = GetFileType(GetStdHandle(STD_OUTPUT_HANDLE));
+    auto stderrType = GetFileType(GetStdHandle(STD_ERROR_HANDLE));
+    
+    bool bindStdIn = false;
+    bool bindStdOut = false;
+    bool bindStdErr = false;
+
+    if (stdinType == FILE_TYPE_CHAR || stdinType == FILE_TYPE_UNKNOWN) {
+        bindStdIn = true;
+    }
+    if (stdoutType == FILE_TYPE_CHAR || stdoutType == FILE_TYPE_UNKNOWN) {
+        bindStdOut = true;
+    }
+    if (stderrType == FILE_TYPE_CHAR || stderrType == FILE_TYPE_UNKNOWN) {
+        bindStdErr = true;
+    }
+
+    if (AttachConsole(ATTACH_PARENT_PROCESS)) {
+        BindCrtHandlesToStdHandles(bindStdIn, bindStdOut, bindStdErr);
+        return true;
+    }
+
+    return false;
+}
+
+
diff --git a/launcher/WindowsConsole.h b/launcher/WindowsConsole.h
new file mode 100644
index 00000000..ab53864b
--- /dev/null
+++ b/launcher/WindowsConsole.h
@@ -0,0 +1,25 @@
+//
+// SPDX-License-Identifier: GPL-3.0-only
+
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+void BindCrtHandlesToStdHandles(bool bindStdIn, bool bindStdOut, bool bindStdErr);
+bool AttachWindowsConsole();
diff --git a/launcher/filelink/FileLink.cpp b/launcher/filelink/FileLink.cpp
index c9599b82..fb0f5fcc 100644
--- a/launcher/filelink/FileLink.cpp
+++ b/launcher/filelink/FileLink.cpp
@@ -37,11 +37,7 @@
 #include <sys.h>
 
 #if defined Q_OS_WIN32
-#ifndef WIN32_LEAN_AND_MEAN
-#define WIN32_LEAN_AND_MEAN
-#endif
-#include <stdio.h>
-#include <windows.h>
+#include "WindowsConsole.h"
 #endif
 
 // Snippet from https://github.com/gulrak/filesystem#using-it-as-single-file-header
@@ -67,21 +63,7 @@ FileLinkApp::FileLinkApp(int& argc, char** argv) : QCoreApplication(argc, argv),
 {
 #if defined Q_OS_WIN32
     // attach the parent console
-    if (AttachConsole(ATTACH_PARENT_PROCESS)) {
-        // if attach succeeds, reopen and sync all the i/o
-        if (freopen("CON", "w", stdout)) {
-            std::cout.sync_with_stdio();
-        }
-        if (freopen("CON", "w", stderr)) {
-            std::cerr.sync_with_stdio();
-        }
-        if (freopen("CON", "r", stdin)) {
-            std::cin.sync_with_stdio();
-        }
-        auto out = GetStdHandle(STD_OUTPUT_HANDLE);
-        DWORD written;
-        const char* endline = "\n";
-        WriteConsole(out, endline, strlen(endline), &written, NULL);
+    if (AttachWindowsConsole()) {
         consoleAttached = true;
     }
 #endif
@@ -188,7 +170,7 @@ void FileLinkApp::runLink()
             FS::LinkResult result = { src_path, dst_path, QString::fromStdString(os_err.message()), os_err.value() };
             m_path_results.append(result);
         } else {
-            FS::LinkResult result = { src_path, dst_path };
+            FS::LinkResult result = { src_path, dst_path, "", 0};
             m_path_results.append(result);
         }
     }
@@ -248,7 +230,7 @@ void FileLinkApp::readPathPairs()
     in >> numLinks;
     qDebug() << "numLinks" << numLinks;
 
-    for (int i = 0; i < numLinks; i++) {
+    for (unsigned int i = 0; i < numLinks; i++) {
         FS::LinkPair pair;
         in >> pair.src;
         in >> pair.dst;
@@ -271,7 +253,6 @@ FileLinkApp::~FileLinkApp()
         fclose(stdout);
         fclose(stdin);
         fclose(stderr);
-        FreeConsole();
     }
 #endif
 }
diff --git a/launcher/icons/IconList.cpp b/launcher/icons/IconList.cpp
index 13174f6e..5576b974 100644
--- a/launcher/icons/IconList.cpp
+++ b/launcher/icons/IconList.cpp
@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -35,32 +36,30 @@
 
 #include "IconList.h"
 #include <FileSystem.h>
-#include <QMap>
+#include <QDebug>
 #include <QEventLoop>
-#include <QMimeData>
-#include <QUrl>
 #include <QFileSystemWatcher>
+#include <QMap>
+#include <QMimeData>
 #include <QSet>
-#include <QDebug>
+#include <QUrl>
+#include "icons/IconUtils.h"
 
 #define MAX_SIZE 1024
 
-IconList::IconList(const QStringList &builtinPaths, QString path, QObject *parent) : QAbstractListModel(parent)
+IconList::IconList(const QStringList& builtinPaths, QString path, QObject* parent) : QAbstractListModel(parent)
 {
     QSet<QString> builtinNames;
 
     // add builtin icons
-    for(auto & builtinPath: builtinPaths)
-    {
+    for (auto& builtinPath : builtinPaths) {
         QDir instance_icons(builtinPath);
         auto file_info_list = instance_icons.entryInfoList(QDir::Files, QDir::Name);
-        for (auto file_info : file_info_list)
-        {
+        for (auto file_info : file_info_list) {
             builtinNames.insert(file_info.completeBaseName());
         }
     }
-    for(auto & builtinName : builtinNames)
-    {
+    for (auto& builtinName : builtinNames) {
         addThemeIcon(builtinName);
     }
 
@@ -78,31 +77,27 @@ IconList::IconList(const QStringList &builtinPaths, QString path, QObject *paren
 void IconList::sortIconList()
 {
     qDebug() << "Sorting icon list...";
-    std::sort(icons.begin(), icons.end(), [](const MMCIcon& a, const MMCIcon& b) {
-        return a.m_key.localeAwareCompare(b.m_key) < 0;
-    });
+    std::sort(icons.begin(), icons.end(), [](const MMCIcon& a, const MMCIcon& b) { return a.m_key.localeAwareCompare(b.m_key) < 0; });
     reindex();
 }
 
-void IconList::directoryChanged(const QString &path)
+void IconList::directoryChanged(const QString& path)
 {
-    QDir new_dir (path);
-    if(m_dir.absolutePath() != new_dir.absolutePath())
-    {
+    QDir new_dir(path);
+    if (m_dir.absolutePath() != new_dir.absolutePath()) {
         m_dir.setPath(path);
         m_dir.refresh();
-        if(is_watching)
+        if (is_watching)
             stopWatching();
         startWatching();
     }
-    if(!m_dir.exists())
-        if(!FS::ensureFolderPathExists(m_dir.absolutePath()))
+    if (!m_dir.exists())
+        if (!FS::ensureFolderPathExists(m_dir.absolutePath()))
             return;
     m_dir.refresh();
     auto new_list = m_dir.entryList(QDir::Files, QDir::Name);
-    for (auto it = new_list.begin(); it != new_list.end(); it++)
-    {
-        QString &foo = (*it);
+    for (auto it = new_list.begin(); it != new_list.end(); it++) {
+        QString& foo = (*it);
         foo = m_dir.filePath(foo);
     }
 #if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
@@ -111,8 +106,7 @@ void IconList::directoryChanged(const QString &path)
     auto new_set = new_list.toSet();
 #endif
     QList<QString> current_list;
-    for (auto &it : icons)
-    {
+    for (auto& it : icons) {
         if (!it.has(IconType::FileBased))
             continue;
         current_list.push_back(it.m_images[IconType::FileBased].filename);
@@ -129,38 +123,33 @@ void IconList::directoryChanged(const QString &path)
     QSet<QString> to_add = new_set;
     to_add -= current_set;
 
-    for (auto remove : to_remove)
-    {
+    for (auto remove : to_remove) {
         qDebug() << "Removing " << remove;
         QFileInfo rmfile(remove);
         QString key = rmfile.completeBaseName();
 
         QString suffix = rmfile.suffix();
         // The icon doesnt have a suffix, but it can have other .s in the name, so we account for those as well
-        if (suffix != "jpeg" && suffix != "png" && suffix != "jpg" && suffix != "ico" && suffix != "svg" && suffix != "gif")
+        if (!IconUtils::isIconSuffix(suffix))
             key = rmfile.fileName();
 
         int idx = getIconIndex(key);
         if (idx == -1)
             continue;
         icons[idx].remove(IconType::FileBased);
-        if (icons[idx].type() == IconType::ToBeDeleted)
-        {
+        if (icons[idx].type() == IconType::ToBeDeleted) {
             beginRemoveRows(QModelIndex(), idx, idx);
             icons.remove(idx);
             reindex();
             endRemoveRows();
-        }
-        else
-        {
+        } else {
             dataChanged(index(idx), index(idx));
         }
         m_watcher->removePath(remove);
         emit iconUpdated(key);
     }
 
-    for (auto add : to_add)
-    {
+    for (auto add : to_add) {
         qDebug() << "Adding " << add;
 
         QFileInfo addfile(add);
@@ -168,11 +157,10 @@ void IconList::directoryChanged(const QString &path)
 
         QString suffix = addfile.suffix();
         // The icon doesnt have a suffix, but it can have other .s in the name, so we account for those as well
-        if (suffix != "jpeg" && suffix != "png" && suffix != "jpg" && suffix != "ico" && suffix != "svg" && suffix != "gif")
+        if (!IconUtils::isIconSuffix(suffix))
             key = addfile.fileName();
 
-        if (addIcon(key, QString(), addfile.filePath(), IconType::FileBased))
-        {
+        if (addIcon(key, QString(), addfile.filePath(), IconType::FileBased)) {
             m_watcher->addPath(add);
             emit iconUpdated(key);
         }
@@ -181,7 +169,7 @@ void IconList::directoryChanged(const QString &path)
     sortIconList();
 }
 
-void IconList::fileChanged(const QString &path)
+void IconList::fileChanged(const QString& path)
 {
     qDebug() << "Checking " << path;
     QFileInfo checkfile(path);
@@ -200,9 +188,9 @@ void IconList::fileChanged(const QString &path)
     emit iconUpdated(key);
 }
 
-void IconList::SettingChanged(const Setting &setting, QVariant value)
+void IconList::SettingChanged(const Setting& setting, QVariant value)
 {
-    if(setting.id() != "IconsDir")
+    if (setting.id() != "IconsDir")
         return;
 
     directoryChanged(value.toString());
@@ -213,12 +201,9 @@ void IconList::startWatching()
     auto abs_path = m_dir.absolutePath();
     FS::ensureFolderPathExists(abs_path);
     is_watching = m_watcher->addPath(abs_path);
-    if (is_watching)
-    {
+    if (is_watching) {
         qDebug() << "Started watching " << abs_path;
-    }
-    else
-    {
+    } else {
         qDebug() << "Failed to start watching " << abs_path;
     }
 }
@@ -241,7 +226,11 @@ Qt::DropActions IconList::supportedDropActions() const
     return Qt::CopyAction;
 }
 
-bool IconList::dropMimeData(const QMimeData *data, Qt::DropAction action, [[maybe_unused]] int row, [[maybe_unused]] int column, [[maybe_unused]] const QModelIndex &parent)
+bool IconList::dropMimeData(const QMimeData* data,
+                            Qt::DropAction action,
+                            [[maybe_unused]] int row,
+                            [[maybe_unused]] int column,
+                            [[maybe_unused]] const QModelIndex& parent)
 {
     if (action == Qt::IgnoreAction)
         return true;
@@ -250,12 +239,10 @@ bool IconList::dropMimeData(const QMimeData *data, Qt::DropAction action, [[mayb
         return false;
 
     // files dropped from outside?
-    if (data->hasUrls())
-    {
+    if (data->hasUrls()) {
         auto urls = data->urls();
         QStringList iconFiles;
-        for (auto url : urls)
-        {
+        for (auto url : urls) {
             // only local files may be dropped...
             if (!url.isLocalFile())
                 continue;
@@ -267,16 +254,13 @@ bool IconList::dropMimeData(const QMimeData *data, Qt::DropAction action, [[mayb
     return false;
 }
 
-Qt::ItemFlags IconList::flags(const QModelIndex &index) const
+Qt::ItemFlags IconList::flags(const QModelIndex& index) const
 {
     Qt::ItemFlags defaultFlags = QAbstractListModel::flags(index);
-    if (index.isValid())
-        return Qt::ItemIsDropEnabled | defaultFlags;
-    else
-        return Qt::ItemIsDropEnabled | defaultFlags;
+    return Qt::ItemIsDropEnabled | defaultFlags;
 }
 
-QVariant IconList::data(const QModelIndex &index, int role) const
+QVariant IconList::data(const QModelIndex& index, int role) const
 {
     if (!index.isValid())
         return QVariant();
@@ -286,64 +270,49 @@ QVariant IconList::data(const QModelIndex &index, int role) const
     if (row < 0 || row >= icons.size())
         return QVariant();
 
-    switch (role)
-    {
-    case Qt::DecorationRole:
-        return icons[row].icon();
-    case Qt::DisplayRole:
-        return icons[row].name();
-    case Qt::UserRole:
-        return icons[row].m_key;
-    default:
-        return QVariant();
+    switch (role) {
+        case Qt::DecorationRole:
+            return icons[row].icon();
+        case Qt::DisplayRole:
+            return icons[row].name();
+        case Qt::UserRole:
+            return icons[row].m_key;
+        default:
+            return QVariant();
     }
 }
 
-int IconList::rowCount(const QModelIndex &parent) const
+int IconList::rowCount(const QModelIndex& parent) const
 {
     return parent.isValid() ? 0 : icons.size();
 }
 
-void IconList::installIcons(const QStringList &iconFiles)
+void IconList::installIcons(const QStringList& iconFiles)
 {
     for (QString file : iconFiles)
-    {
-        QFileInfo fileinfo(file);
-        if (!fileinfo.isReadable() || !fileinfo.isFile())
-            continue;
-        QString target = FS::PathCombine(getDirectory(), fileinfo.fileName());
-
-        QString suffix = fileinfo.suffix();
-        if (suffix != "jpeg" && suffix != "png" && suffix != "jpg" && suffix != "ico" && suffix != "svg" && suffix != "gif")
-            continue;
-
-        if (!QFile::copy(file, target))
-            continue;
-    }
+        installIcon(file, {});
 }
 
-void IconList::installIcon(const QString &file, const QString &name)
+void IconList::installIcon(const QString& file, const QString& name)
 {
     QFileInfo fileinfo(file);
-    if(!fileinfo.isReadable() || !fileinfo.isFile())
+    if (!fileinfo.isReadable() || !fileinfo.isFile())
         return;
 
-    QString target = FS::PathCombine(getDirectory(), name);
+    if (!IconUtils::isIconSuffix(fileinfo.suffix()))
+        return;
 
+    QString target = FS::PathCombine(getDirectory(), name.isEmpty() ? fileinfo.fileName() : name);
     QFile::copy(file, target);
 }
 
-bool IconList::iconFileExists(const QString &key) const
+bool IconList::iconFileExists(const QString& key) const
 {
     auto iconEntry = icon(key);
-    if(!iconEntry)
-    {
-        return false;
-    }
-    return iconEntry->has(IconType::FileBased);
+    return iconEntry && iconEntry->has(IconType::FileBased);
 }
 
-const MMCIcon *IconList::icon(const QString &key) const
+const MMCIcon* IconList::icon(const QString& key) const
 {
     int iconIdx = getIconIndex(key);
     if (iconIdx == -1)
@@ -351,100 +320,84 @@ const MMCIcon *IconList::icon(const QString &key) const
     return &icons[iconIdx];
 }
 
-bool IconList::deleteIcon(const QString &key)
+bool IconList::deleteIcon(const QString& key)
 {
-    if (!iconFileExists(key))
-        return false;
-
-    return QFile::remove(icon(key)->getFilePath());
+    return iconFileExists(key) && QFile::remove(icon(key)->getFilePath());
 }
 
-bool IconList::trashIcon(const QString &key)
+bool IconList::trashIcon(const QString& key)
 {
-    if (!iconFileExists(key))
-        return false;
-
-    return FS::trash(icon(key)->getFilePath(), nullptr);
+    return iconFileExists(key) && FS::trash(icon(key)->getFilePath(), nullptr);
 }
 
 bool IconList::addThemeIcon(const QString& key)
 {
     auto iter = name_index.find(key);
-    if (iter != name_index.end())
-    {
-        auto &oldOne = icons[*iter];
+    if (iter != name_index.end()) {
+        auto& oldOne = icons[*iter];
         oldOne.replace(Builtin, key);
         dataChanged(index(*iter), index(*iter));
         return true;
     }
-    else
+    // add a new icon
+    beginInsertRows(QModelIndex(), icons.size(), icons.size());
     {
-        // add a new icon
-        beginInsertRows(QModelIndex(), icons.size(), icons.size());
-        {
-            MMCIcon mmc_icon;
-            mmc_icon.m_name = key;
-            mmc_icon.m_key = key;
-            mmc_icon.replace(Builtin, key);
-            icons.push_back(mmc_icon);
-            name_index[key] = icons.size() - 1;
-        }
-        endInsertRows();
-        return true;
+        MMCIcon mmc_icon;
+        mmc_icon.m_name = key;
+        mmc_icon.m_key = key;
+        mmc_icon.replace(Builtin, key);
+        icons.push_back(mmc_icon);
+        name_index[key] = icons.size() - 1;
     }
+    endInsertRows();
+    return true;
 }
 
-bool IconList::addIcon(const QString &key, const QString &name, const QString &path, const IconType type)
+bool IconList::addIcon(const QString& key, const QString& name, const QString& path, const IconType type)
 {
     // replace the icon even? is the input valid?
     QIcon icon(path);
     if (icon.isNull())
         return false;
     auto iter = name_index.find(key);
-    if (iter != name_index.end())
-    {
-        auto &oldOne = icons[*iter];
+    if (iter != name_index.end()) {
+        auto& oldOne = icons[*iter];
         oldOne.replace(type, icon, path);
         dataChanged(index(*iter), index(*iter));
         return true;
     }
-    else
+    // add a new icon
+    beginInsertRows(QModelIndex(), icons.size(), icons.size());
     {
-        // add a new icon
-        beginInsertRows(QModelIndex(), icons.size(), icons.size());
-        {
-            MMCIcon mmc_icon;
-            mmc_icon.m_name = name;
-            mmc_icon.m_key = key;
-            mmc_icon.replace(type, icon, path);
-            icons.push_back(mmc_icon);
-            name_index[key] = icons.size() - 1;
-        }
-        endInsertRows();
-        return true;
+        MMCIcon mmc_icon;
+        mmc_icon.m_name = name;
+        mmc_icon.m_key = key;
+        mmc_icon.replace(type, icon, path);
+        icons.push_back(mmc_icon);
+        name_index[key] = icons.size() - 1;
     }
+    endInsertRows();
+    return true;
 }
 
-void IconList::saveIcon(const QString &key, const QString &path, const char * format) const
+void IconList::saveIcon(const QString& key, const QString& path, const char* format) const
 {
     auto icon = getIcon(key);
     auto pixmap = icon.pixmap(128, 128);
     pixmap.save(path, format);
 }
 
-
 void IconList::reindex()
 {
     name_index.clear();
     int i = 0;
-    for (auto &iter : icons)
-    {
+    for (auto& iter : icons) {
         name_index[iter.m_key] = i;
         i++;
     }
 }
 
-QIcon IconList::getIcon(const QString &key) const
+QIcon IconList::getIcon(const QString& key) const
 {
     int icon_index = getIconIndex(key);
 
@@ -459,7 +412,7 @@ QIcon IconList::getIcon(const QString &key) const
     return QIcon();
 }
 
-int IconList::getIconIndex(const QString &key) const
+int IconList::getIconIndex(const QString& key) const
 {
     auto iter = name_index.find(key == "default" ? "grass" : key);
     if (iter != name_index.end())
@@ -472,5 +425,3 @@ QString IconList::getDirectory() const
 {
     return m_dir.absolutePath();
 }
-
-//#include "IconList.moc"
diff --git a/launcher/icons/IconList.h b/launcher/icons/IconList.h
index 97141e4a..8afd0557 100644
--- a/launcher/icons/IconList.h
+++ b/launcher/icons/IconList.h
@@ -1,24 +1,43 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
-
 #pragma once
 
-#include <QMutex>
 #include <QAbstractListModel>
-#include <QFile>
 #include <QDir>
+#include <QFile>
+#include <QMutex>
 #include <QtGui/QIcon>
 #include <memory>
 
@@ -29,58 +48,58 @@
 
 class QFileSystemWatcher;
 
-class IconList : public QAbstractListModel
-{
+class IconList : public QAbstractListModel {
     Q_OBJECT
-public:
-    explicit IconList(const QStringList &builtinPaths, QString path, QObject *parent = 0);
-    virtual ~IconList() {};
+   public:
+    explicit IconList(const QStringList& builtinPaths, QString path, QObject* parent = 0);
+    virtual ~IconList(){};
 
-    QIcon getIcon(const QString &key) const;
-    int getIconIndex(const QString &key) const;
+    QIcon getIcon(const QString& key) const;
+    int getIconIndex(const QString& key) const;
     QString getDirectory() const;
 
-    virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
-    virtual int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    virtual QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
+    virtual int rowCount(const QModelIndex& parent = QModelIndex()) const override;
 
     virtual QStringList mimeTypes() const override;
     virtual Qt::DropActions supportedDropActions() const override;
-    virtual bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
-    virtual Qt::ItemFlags flags(const QModelIndex &index) const override;
+    virtual bool dropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent) override;
+    virtual Qt::ItemFlags flags(const QModelIndex& index) const override;
 
-    bool addThemeIcon(const QString &key);
-    bool addIcon(const QString &key, const QString &name, const QString &path, const IconType type);
-    void saveIcon(const QString &key, const QString &path, const char * format) const;
-    bool deleteIcon(const QString &key);
-    bool trashIcon(const QString &key);
-    bool iconFileExists(const QString &key) const;
+    bool addThemeIcon(const QString& key);
+    bool addIcon(const QString& key, const QString& name, const QString& path, const IconType type);
+    void saveIcon(const QString& key, const QString& path, const char* format) const;
+    bool deleteIcon(const QString& key);
+    bool trashIcon(const QString& key);
+    bool iconFileExists(const QString& key) const;
 
-    void installIcons(const QStringList &iconFiles);
-    void installIcon(const QString &file, const QString &name);
+    void installIcons(const QStringList& iconFiles);
+    void installIcon(const QString& file, const QString& name);
 
-    const MMCIcon * icon(const QString &key) const;
+    const MMCIcon* icon(const QString& key) const;
 
     void startWatching();
     void stopWatching();
 
-signals:
+   signals:
     void iconUpdated(QString key);
 
-private:
+   private:
     // hide copy constructor
-    IconList(const IconList &) = delete;
+    IconList(const IconList&) = delete;
     // hide assign op
-    IconList &operator=(const IconList &) = delete;
+    IconList& operator=(const IconList&) = delete;
     void reindex();
     void sortIconList();
 
-public slots:
-    void directoryChanged(const QString &path);
+   public slots:
+    void directoryChanged(const QString& path);
+
+   protected slots:
+    void fileChanged(const QString& path);
+    void SettingChanged(const Setting& setting, QVariant value);
 
-protected slots:
-    void fileChanged(const QString &path);
-    void SettingChanged(const Setting & setting, QVariant value);
-private:
+   private:
     shared_qobject_ptr<QFileSystemWatcher> m_watcher;
     bool is_watching;
     QMap<QString, int> name_index;
diff --git a/launcher/icons/IconUtils.cpp b/launcher/icons/IconUtils.cpp
index bf530c16..99c38f47 100644
--- a/launcher/icons/IconUtils.cpp
+++ b/launcher/icons/IconUtils.cpp
@@ -1,25 +1,51 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
 #include "IconUtils.h"
 
-#include "FileSystem.h"
 #include <QDirIterator>
-
-#include <array>
+#include "FileSystem.h"
 
 namespace {
-std::array<const char *, 6> validIconExtensions = {{
-    "svg",
-    "png",
-    "ico",
-    "gif",
-    "jpg",
-    "jpeg"
-}};
+static const QStringList validIconExtensions = { { "svg", "png", "ico", "gif", "jpg", "jpeg" } };
 }
 
-namespace IconUtils{
+namespace IconUtils {
 
-QString findBestIconIn(const QString &folder, const QString & iconKey) {
-    int best_found = validIconExtensions.size();
+QString findBestIconIn(const QString& folder, const QString& iconKey)
+{
     QString best_filename;
 
     QDirIterator it(folder, QDir::NoDotAndDotDot | QDir::Files, QDirIterator::NoIteratorFlags);
@@ -27,36 +53,20 @@ QString findBestIconIn(const QString &folder, const QString & iconKey) {
         it.next();
         auto fileInfo = it.fileInfo();
 
-        if(fileInfo.completeBaseName() != iconKey)
-            continue;
-
-        auto extension = fileInfo.suffix();
-
-        for(int i = 0; i < best_found; i++) {
-            if(extension == validIconExtensions[i]) {
-                best_found = i;
-                qDebug() << i << " : " << fileInfo.fileName();
-                best_filename = fileInfo.fileName();
-            }
-        }
+        if (fileInfo.completeBaseName() == iconKey && isIconSuffix(fileInfo.suffix()))
+            return fileInfo.absoluteFilePath();
     }
-    return FS::PathCombine(folder, best_filename);
+    return {};
 }
 
-QString getIconFilter() {
-    QString out;
-    QTextStream stream(&out);
-    stream << '(';
-    for(size_t i = 0; i < validIconExtensions.size() - 1; i++) {
-        if(i > 0) {
-            stream << " ";
-        }
-        stream << "*." << validIconExtensions[i];
-    }
-    stream << " *." << validIconExtensions[validIconExtensions.size() - 1];
-    stream << ')';
-    return out;
+QString getIconFilter()
+{
+    return "(*." + validIconExtensions.join(" *.") + ")";
 }
 
+bool isIconSuffix(QString suffix)
+{
+    return validIconExtensions.contains(suffix);
 }
 
+}  // namespace IconUtils
diff --git a/launcher/icons/IconUtils.h b/launcher/icons/IconUtils.h
index be93d914..90cdfe5a 100644
--- a/launcher/icons/IconUtils.h
+++ b/launcher/icons/IconUtils.h
@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
 #pragma once
 
 #include <QString>
@@ -5,9 +40,10 @@
 namespace IconUtils {
 
 // Given a folder and an icon key, find 'best' of the icons with the given key in there and return its path
-QString findBestIconIn(const QString &folder, const QString & iconKey);
+QString findBestIconIn(const QString& folder, const QString& iconKey);
 
 // Get icon file type filter for file browser dialogs
 QString getIconFilter();
 
-}
+bool isIconSuffix(QString suffix);
+}  // namespace IconUtils
diff --git a/launcher/icons/MMCIcon.cpp b/launcher/icons/MMCIcon.cpp
index 436ef75f..991b470c 100644
--- a/launcher/icons/MMCIcon.cpp
+++ b/launcher/icons/MMCIcon.cpp
@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -37,23 +38,21 @@
 #include <QFileInfo>
 #include <QIcon>
 
-IconType operator--(IconType &t, int)
+IconType operator--(IconType& t, int)
 {
     IconType temp = t;
-    switch (t)
-    {
-    case IconType::Builtin:
-        t = IconType::ToBeDeleted;
-        break;
-    case IconType::Transient:
-        t = IconType::Builtin;
-        break;
-    case IconType::FileBased:
-        t = IconType::Transient;
-        break;
-    default:
-    {
-    }
+    switch (t) {
+        case IconType::Builtin:
+            t = IconType::ToBeDeleted;
+            break;
+        case IconType::Transient:
+            t = IconType::Builtin;
+            break;
+        case IconType::FileBased:
+            t = IconType::Transient;
+            break;
+        default:
+            break;
     }
     return temp;
 }
@@ -79,8 +78,8 @@ QIcon MMCIcon::icon() const
 {
     if (m_current_type == IconType::ToBeDeleted)
         return QIcon();
-    auto & icon = m_images[m_current_type].icon;
-    if(!icon.isNull())
+    auto& icon = m_images[m_current_type].icon;
+    if (!icon.isNull())
         return icon;
     // FIXME: inject this.
     return QIcon::fromTheme(m_images[m_current_type].key);
@@ -90,10 +89,8 @@ void MMCIcon::remove(IconType rm_type)
 {
     m_images[rm_type].filename = QString();
     m_images[rm_type].icon = QIcon();
-    for (auto iter = rm_type; iter != IconType::ToBeDeleted; iter--)
-    {
-        if (m_images[iter].present())
-        {
+    for (auto iter = rm_type; iter != IconType::ToBeDeleted; iter--) {
+        if (m_images[iter].present()) {
             m_current_type = iter;
             return;
         }
@@ -103,8 +100,7 @@ void MMCIcon::remove(IconType rm_type)
 
 void MMCIcon::replace(IconType new_type, QIcon icon, QString path)
 {
-    if (new_type > m_current_type || m_current_type == IconType::ToBeDeleted)
-    {
+    if (new_type > m_current_type || m_current_type == IconType::ToBeDeleted) {
         m_current_type = new_type;
     }
     m_images[new_type].icon = icon;
@@ -114,8 +110,7 @@ void MMCIcon::replace(IconType new_type, QIcon icon, QString path)
 
 void MMCIcon::replace(IconType new_type, const QString& key)
 {
-    if (new_type > m_current_type || m_current_type == IconType::ToBeDeleted)
-    {
+    if (new_type > m_current_type || m_current_type == IconType::ToBeDeleted) {
         m_current_type = new_type;
     }
     m_images[new_type].icon = QIcon();
@@ -125,13 +120,12 @@ void MMCIcon::replace(IconType new_type, const QString& key)
 
 QString MMCIcon::getFilePath() const
 {
-    if(m_current_type == IconType::ToBeDeleted){
+    if (m_current_type == IconType::ToBeDeleted) {
         return QString();
     }
     return m_images[m_current_type].filename;
 }
 
-
 bool MMCIcon::isBuiltIn() const
 {
     return m_current_type == IconType::Builtin;
diff --git a/launcher/icons/MMCIcon.h b/launcher/icons/MMCIcon.h
index 13d99318..a6e30566 100644
--- a/launcher/icons/MMCIcon.h
+++ b/launcher/icons/MMCIcon.h
@@ -1,45 +1,52 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
-
 #pragma once
-#include <QString>
 #include <QDateTime>
 #include <QIcon>
+#include <QString>
 
-enum IconType : unsigned
-{
-    Builtin,
-    Transient,
-    FileBased,
-    ICONS_TOTAL,
-    ToBeDeleted
-};
+enum IconType : unsigned { Builtin, Transient, FileBased, ICONS_TOTAL, ToBeDeleted };
 
-struct MMCImage
-{
+struct MMCImage {
     QIcon icon;
     QString key;
     QString filename;
-    bool present() const
-    {
-        return !icon.isNull() || !key.isEmpty();
-    }
+    bool present() const { return !icon.isNull() || !key.isEmpty(); }
 };
 
-struct MMCIcon
-{
+struct MMCIcon {
     QString m_key;
     QString m_name;
     MMCImage m_images[ICONS_TOTAL];
@@ -51,7 +58,7 @@ struct MMCIcon
     QIcon icon() const;
     void remove(IconType rm_type);
     void replace(IconType new_type, QIcon icon, QString path = QString());
-    void replace(IconType new_type, const QString &key);
+    void replace(IconType new_type, const QString& key);
     bool isBuiltIn() const;
     QString getFilePath() const;
 };
diff --git a/launcher/java/JavaInstall.cpp b/launcher/java/JavaInstall.cpp
index d5932bcb..cfa47140 100644
--- a/launcher/java/JavaInstall.cpp
+++ b/launcher/java/JavaInstall.cpp
@@ -1,29 +1,64 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 #include "JavaInstall.h"
 
+#include "BaseVersion.h"
 #include "StringUtils.h"
 
-bool JavaInstall::operator<(const JavaInstall &rhs)
+bool JavaInstall::operator<(const JavaInstall& rhs)
 {
     auto archCompare = StringUtils::naturalCompare(arch, rhs.arch, Qt::CaseInsensitive);
-    if(archCompare != 0)
+    if (archCompare != 0)
         return archCompare < 0;
-    if(id < rhs.id)
-    {
+    if (id < rhs.id) {
         return true;
     }
-    if(id > rhs.id)
-    {
+    if (id > rhs.id) {
         return false;
     }
     return StringUtils::naturalCompare(path, rhs.path, Qt::CaseInsensitive) < 0;
 }
 
-bool JavaInstall::operator==(const JavaInstall &rhs)
+bool JavaInstall::operator==(const JavaInstall& rhs)
 {
     return arch == rhs.arch && id == rhs.id && path == rhs.path;
 }
 
-bool JavaInstall::operator>(const JavaInstall &rhs)
+bool JavaInstall::operator>(const JavaInstall& rhs)
 {
     return (!operator<(rhs)) && (!operator==(rhs));
 }
+
+bool JavaInstall::operator<(BaseVersion& a)
+{
+    try {
+        return operator<(dynamic_cast<JavaInstall&>(a));
+    } catch (const std::bad_cast& e) {
+        return BaseVersion::operator<(a);
+    }
+}
+
+bool JavaInstall::operator>(BaseVersion& a)
+{
+    try {
+        return operator>(dynamic_cast<JavaInstall&>(a));
+    } catch (const std::bad_cast& e) {
+        return BaseVersion::operator>(a);
+    }
+}
diff --git a/launcher/java/JavaInstall.h b/launcher/java/JavaInstall.h
index 64be40d1..30815b5a 100644
--- a/launcher/java/JavaInstall.h
+++ b/launcher/java/JavaInstall.h
@@ -1,33 +1,40 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 #pragma once
 
 #include "BaseVersion.h"
 #include "JavaVersion.h"
 
-struct JavaInstall : public BaseVersion
-{
-    JavaInstall(){}
-    JavaInstall(QString id, QString arch, QString path)
-    : id(id), arch(arch), path(path)
-    {
-    }
-    virtual QString descriptor()
-    {
-        return id.toString();
-    }
-
-    virtual QString name()
-    {
-        return id.toString();
-    }
-
-    virtual QString typeString() const
-    {
-        return arch;
-    }
-
-    bool operator<(const JavaInstall & rhs);
-    bool operator==(const JavaInstall & rhs);
-    bool operator>(const JavaInstall & rhs);
+struct JavaInstall : public BaseVersion {
+    JavaInstall() {}
+    JavaInstall(QString id, QString arch, QString path) : id(id), arch(arch), path(path) {}
+    virtual QString descriptor() { return id.toString(); }
+
+    virtual QString name() { return id.toString(); }
+
+    virtual QString typeString() const { return arch; }
+
+    virtual bool operator<(BaseVersion& a) override;
+    virtual bool operator>(BaseVersion& a) override;
+    bool operator<(const JavaInstall& rhs);
+    bool operator==(const JavaInstall& rhs);
+    bool operator>(const JavaInstall& rhs);
 
     JavaVersion id;
     QString arch;
diff --git a/launcher/launch/steps/Update.cpp b/launcher/launch/steps/Update.cpp
index 77c8a18e..8df2bc67 100644
--- a/launcher/launch/steps/Update.cpp
+++ b/launcher/launch/steps/Update.cpp
@@ -28,7 +28,7 @@ void Update::executeTask()
     {
         connect(m_updateTask.get(), &Task::finished, this, &Update::updateFinished);
         connect(m_updateTask.get(), &Task::progress, this, &Update::setProgress);
-        connect(m_updateTask.get(), &Task::stepProgress, this, &Update::propogateStepProgress);
+        connect(m_updateTask.get(), &Task::stepProgress, this, &Update::propagateStepProgress);
         connect(m_updateTask.get(), &Task::status, this, &Update::setStatus);
         connect(m_updateTask.get(), &Task::details, this, &Update::setDetails);
         emit progressReportingRequest();
diff --git a/launcher/meta/BaseEntity.cpp b/launcher/meta/BaseEntity.cpp
index 97815eba..fd810a91 100644
--- a/launcher/meta/BaseEntity.cpp
+++ b/launcher/meta/BaseEntity.cpp
@@ -15,7 +15,7 @@
 
 #include "BaseEntity.h"
 
-#include "net/Download.h"
+#include "net/ApiDownload.h"
 #include "net/HttpMetaCache.h"
 #include "net/NetJob.h"
 #include "Json.h"
@@ -130,7 +130,7 @@ void Meta::BaseEntity::load(Net::Mode loadType)
     auto url = this->url();
     auto entry = APPLICATION->metacache()->resolveEntry("meta", localFilename());
     entry->setStale(true);
-    auto dl = Net::Download::makeCached(url, entry);
+    auto dl = Net::ApiDownload::makeCached(url, entry);
     /*
      * The validator parses the file and loads it into the object.
      * If that fails, the file is not written to storage.
diff --git a/launcher/minecraft/AssetsUtils.cpp b/launcher/minecraft/AssetsUtils.cpp
index 16fdfdb1..65ad6da6 100644
--- a/launcher/minecraft/AssetsUtils.cpp
+++ b/launcher/minecraft/AssetsUtils.cpp
@@ -45,7 +45,7 @@
 
 #include "AssetsUtils.h"
 #include "FileSystem.h"
-#include "net/Download.h"
+#include "net/ApiDownload.h"
 #include "net/ChecksumValidator.h"
 #include "BuildConfig.h"
 
@@ -311,7 +311,7 @@ NetAction::Ptr AssetObject::getDownloadAction()
     QFileInfo objectFile(getLocalPath());
     if ((!objectFile.isFile()) || (objectFile.size() != size))
     {
-        auto objectDL = Net::Download::makeFile(getUrl(), objectFile.filePath());
+        auto objectDL = Net::ApiDownload::makeFile(getUrl(), objectFile.filePath());
         if(hash.size())
         {
             auto rawHash = QByteArray::fromHex(hash.toLatin1());
diff --git a/launcher/minecraft/Library.cpp b/launcher/minecraft/Library.cpp
index cb2b5254..e0318ef2 100644
--- a/launcher/minecraft/Library.cpp
+++ b/launcher/minecraft/Library.cpp
@@ -36,7 +36,7 @@
 #include "Library.h"
 #include "MinecraftInstance.h"
 
-#include <net/Download.h>
+#include <net/ApiDownload.h>
 #include <net/ChecksumValidator.h>
 #include <FileSystem.h>
 #include <BuildConfig.h>
@@ -129,14 +129,14 @@ QList<NetAction::Ptr> Library::getDownloads(
         if(sha1.size())
         {
             auto rawSha1 = QByteArray::fromHex(sha1.toLatin1());
-            auto dl = Net::Download::makeCached(url, entry, options);
+            auto dl = Net::ApiDownload::makeCached(url, entry, options);
             dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Sha1, rawSha1));
             qDebug() << "Checksummed Download for:" << rawName().serialize() << "storage:" << storage << "url:" << url;
             out.append(dl);
         }
         else
         {
-            out.append(Net::Download::makeCached(url, entry, options));
+            out.append(Net::ApiDownload::makeCached(url, entry, options));
             qDebug() << "Download for:" << rawName().serialize() << "storage:" << storage << "url:" << url;
         }
         return true;
diff --git a/launcher/minecraft/MinecraftInstance.cpp b/launcher/minecraft/MinecraftInstance.cpp
index 4867cc7a..07ed04f9 100644
--- a/launcher/minecraft/MinecraftInstance.cpp
+++ b/launcher/minecraft/MinecraftInstance.cpp
@@ -4,6 +4,7 @@
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *  Copyright (C) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
  *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (c) 2023 seth <getchoo at tuta dot io>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -60,7 +61,6 @@
 #include "launch/steps/QuitAfterGameStop.h"
 
 #include "minecraft/launch/LauncherPartLaunch.h"
-#include "minecraft/launch/DirectJavaLaunch.h"
 #include "minecraft/launch/ModMinecraftJar.h"
 #include "minecraft/launch/ClaimAccount.h"
 #include "minecraft/launch/ReconstructAssets.h"
@@ -166,10 +166,6 @@ void MinecraftInstance::loadSpecificSettings()
         m_settings->registerOverride(global_settings->getSetting("MaxMemAlloc"), memorySetting);
         m_settings->registerOverride(global_settings->getSetting("PermGen"), memorySetting);
 
-        // Minecraft launch method
-        auto launchMethodOverride = m_settings->registerSetting("OverrideMCLaunchMethod", false);
-        m_settings->registerOverride(global_settings->getSetting("MCLaunchMethod"), launchMethodOverride);
-
         // Native library workarounds
         auto nativeLibraryWorkaroundsOverride = m_settings->registerSetting("OverrideNativeWorkarounds", false);
         m_settings->registerOverride(global_settings->getSetting("UseNativeOpenAL"), nativeLibraryWorkaroundsOverride);
@@ -186,6 +182,10 @@ void MinecraftInstance::loadSpecificSettings()
         m_settings->registerOverride(global_settings->getSetting("CloseAfterLaunch"), miscellaneousOverride);
         m_settings->registerOverride(global_settings->getSetting("QuitAfterGameStop"), miscellaneousOverride);
 
+        // Mod loader specific options
+        auto modLoaderSettings = m_settings->registerSetting("OverrideModLoaderSettings", false);
+        m_settings->registerOverride(global_settings->getSetting("DisableQuiltBeacon"), modLoaderSettings);
+
         m_settings->set("InstanceType", "OneSix");
     }
 
@@ -391,6 +391,12 @@ QStringList MinecraftInstance::extraArguments()
         agent->library()->getApplicableFiles(runtimeContext(), jar, temp1, temp2, temp3, getLocalLibraryPath());
         list.append("-javaagent:"+jar[0]+(agent->argument().isEmpty() ? "" : "="+agent->argument()));
     }
+
+    {
+        const auto loaders = version->getModLoaders();
+        if (loaders.has_value() && loaders.value() & ResourceAPI::Quilt && settings()->get("DisableQuiltBeacon").toBool())
+            list.append("-Dloader.disable_beacon=true");
+    }
     return list;
 }
 
@@ -832,7 +838,7 @@ QMap<QString, QString> MinecraftInstance::createCensorFilterFromSession(AuthSess
     {
         addToFilter(sessionRef.session, tr("<SESSION ID>"));
     }
-    if (sessionRef.access_token != "offline") {
+    if (sessionRef.access_token != "0") {
         addToFilter(sessionRef.access_token, tr("<ACCESS TOKEN>"));
     }
     if(sessionRef.client_token.size()) {
@@ -979,15 +985,6 @@ shared_qobject_ptr<LaunchTask> MinecraftInstance::createLaunchTask(AuthSessionPt
         process->appendStep(makeShared<CheckJava>(pptr));
     }
 
-    // check launch method
-    QStringList validMethods = {"LauncherPart", "DirectJava"};
-    QString method = launchMethod();
-    if(!validMethods.contains(method))
-    {
-        process->appendStep(makeShared<TextPrint>(pptr, "Selected launch method \"" + method + "\" is not valid.\n", MessageLevel::Fatal));
-        return process;
-    }
-
     // create the .minecraft folder and server-resource-packs (workaround for Minecraft bug MCL-3732)
     {
         process->appendStep(makeShared<CreateGameFolders>(pptr));
@@ -1061,23 +1058,11 @@ shared_qobject_ptr<LaunchTask> MinecraftInstance::createLaunchTask(AuthSessionPt
 
     {
         // actually launch the game
-        auto method = launchMethod();
-        if(method == "LauncherPart")
-        {
-            auto step = makeShared<LauncherPartLaunch>(pptr);
-            step->setWorkingDirectory(gameRoot());
-            step->setAuthSession(session);
-            step->setServerToJoin(serverToJoin);
-            process->appendStep(step);
-        }
-        else if (method == "DirectJava")
-        {
-            auto step = makeShared<DirectJavaLaunch>(pptr);
-            step->setWorkingDirectory(gameRoot());
-            step->setAuthSession(session);
-            step->setServerToJoin(serverToJoin);
-            process->appendStep(step);
-        }
+        auto step = makeShared<LauncherPartLaunch>(pptr);
+        step->setWorkingDirectory(gameRoot());
+        step->setAuthSession(session);
+        step->setServerToJoin(serverToJoin);
+        process->appendStep(step);
     }
 
     // run post-exit command if that's needed
@@ -1100,11 +1085,6 @@ shared_qobject_ptr<LaunchTask> MinecraftInstance::createLaunchTask(AuthSessionPt
     return m_launchProcess;
 }
 
-QString MinecraftInstance::launchMethod()
-{
-    return settings()->get("MCLaunchMethod").toString();
-}
-
 JavaVersion MinecraftInstance::getJavaVersion()
 {
     return JavaVersion(settings()->get("JavaVersion").toString());
diff --git a/launcher/minecraft/MinecraftInstance.h b/launcher/minecraft/MinecraftInstance.h
index 068b3008..4afcf04b 100644
--- a/launcher/minecraft/MinecraftInstance.h
+++ b/launcher/minecraft/MinecraftInstance.h
@@ -165,8 +165,6 @@ public:
 
 protected:
     QMap<QString, QString> createCensorFilterFromSession(AuthSessionPtr session);
-    QStringList validLaunchMethods();
-    QString launchMethod();
 
 protected: // data
     std::shared_ptr<PackProfile> m_components;
diff --git a/launcher/minecraft/MinecraftLoadAndCheck.cpp b/launcher/minecraft/MinecraftLoadAndCheck.cpp
index 1c3f6fb7..2a369879 100644
--- a/launcher/minecraft/MinecraftLoadAndCheck.cpp
+++ b/launcher/minecraft/MinecraftLoadAndCheck.cpp
@@ -22,7 +22,7 @@ void MinecraftLoadAndCheck::executeTask()
     connect(m_task.get(), &Task::failed, this, &MinecraftLoadAndCheck::subtaskFailed);
     connect(m_task.get(), &Task::aborted, this, [this]{ subtaskFailed(tr("Aborted")); });
     connect(m_task.get(), &Task::progress, this, &MinecraftLoadAndCheck::progress);
-    connect(m_task.get(), &Task::stepProgress, this, &MinecraftLoadAndCheck::propogateStepProgress);
+    connect(m_task.get(), &Task::stepProgress, this, &MinecraftLoadAndCheck::propagateStepProgress);
     connect(m_task.get(), &Task::status, this, &MinecraftLoadAndCheck::setStatus);
 }
 
diff --git a/launcher/minecraft/MinecraftUpdate.cpp b/launcher/minecraft/MinecraftUpdate.cpp
index 35430bb0..236d0224 100644
--- a/launcher/minecraft/MinecraftUpdate.cpp
+++ b/launcher/minecraft/MinecraftUpdate.cpp
@@ -100,7 +100,7 @@ void MinecraftUpdate::next()
         disconnect(task.get(), &Task::failed, this, &MinecraftUpdate::subtaskFailed);
         disconnect(task.get(), &Task::aborted, this, &Task::abort);
         disconnect(task.get(), &Task::progress, this, &MinecraftUpdate::progress);
-        disconnect(task.get(), &Task::stepProgress, this, &MinecraftUpdate::propogateStepProgress);
+        disconnect(task.get(), &Task::stepProgress, this, &MinecraftUpdate::propagateStepProgress);
         disconnect(task.get(), &Task::status, this, &MinecraftUpdate::setStatus);
         disconnect(task.get(), &Task::details, this, &MinecraftUpdate::setDetails);
     }
@@ -120,7 +120,7 @@ void MinecraftUpdate::next()
     connect(task.get(), &Task::failed, this, &MinecraftUpdate::subtaskFailed);
     connect(task.get(), &Task::aborted, this, &Task::abort);
     connect(task.get(), &Task::progress, this, &MinecraftUpdate::progress);
-    connect(task.get(), &Task::stepProgress, this, &MinecraftUpdate::propogateStepProgress);
+    connect(task.get(), &Task::stepProgress, this, &MinecraftUpdate::propagateStepProgress);
     connect(task.get(), &Task::status, this, &MinecraftUpdate::setStatus);
     connect(task.get(), &Task::details, this, &MinecraftUpdate::setDetails);
     // if the task is already running, do not start it again
diff --git a/launcher/minecraft/auth/AccountData.cpp b/launcher/minecraft/auth/AccountData.cpp
index 44f7e256..0b78cb0c 100644
--- a/launcher/minecraft/auth/AccountData.cpp
+++ b/launcher/minecraft/auth/AccountData.cpp
@@ -374,6 +374,10 @@ bool AccountData::resumeStateFromV3(QJsonObject data) {
     }
 
     yggdrasilToken = tokenFromJSONV3(data, "ygg");
+    // versions before 7.2 used "offline" as the offline token
+    if (yggdrasilToken.token == "offline")
+        yggdrasilToken.token = "0";
+
     minecraftProfile = profileFromJSONV3(data, "profile");
     if(!entitlementFromJSONV3(data, minecraftEntitlement)) {
         if(minecraftProfile.validity != Katabasis::Validity::None) {
diff --git a/launcher/minecraft/auth/AuthSession.cpp b/launcher/minecraft/auth/AuthSession.cpp
index 6bea74a3..2c06beaa 100644
--- a/launcher/minecraft/auth/AuthSession.cpp
+++ b/launcher/minecraft/auth/AuthSession.cpp
@@ -26,6 +26,7 @@ bool AuthSession::MakeOffline(QString offline_playername)
         return false;
     }
     session = "-";
+    access_token = "0";
     player_name = offline_playername;
     status = PlayableOffline;
     return true;
diff --git a/launcher/minecraft/auth/MinecraftAccount.cpp b/launcher/minecraft/auth/MinecraftAccount.cpp
index 3b050ac0..5d279af1 100644
--- a/launcher/minecraft/auth/MinecraftAccount.cpp
+++ b/launcher/minecraft/auth/MinecraftAccount.cpp
@@ -37,6 +37,7 @@
 
 #include "MinecraftAccount.h"
 
+#include <QCryptographicHash>
 #include <QUuid>
 #include <QJsonObject>
 #include <QJsonArray>
@@ -93,14 +94,14 @@ MinecraftAccountPtr MinecraftAccount::createOffline(const QString &username)
 {
     auto account = makeShared<MinecraftAccount>();
     account->data.type = AccountType::Offline;
-    account->data.yggdrasilToken.token = "offline";
+    account->data.yggdrasilToken.token = "0";
     account->data.yggdrasilToken.validity = Katabasis::Validity::Certain;
     account->data.yggdrasilToken.issueInstant = QDateTime::currentDateTimeUtc();
     account->data.yggdrasilToken.extra["userName"] = username;
     account->data.yggdrasilToken.extra["clientToken"] = QUuid::createUuid().toString().remove(QRegularExpression("[{}-]"));
     account->data.minecraftEntitlement.ownsMinecraft = true;
     account->data.minecraftEntitlement.canPlayMinecraft = true;
-    account->data.minecraftProfile.id = QUuid::createUuid().toString().remove(QRegularExpression("[{}-]"));
+    account->data.minecraftProfile.id = uuidFromUsername(username).toString().remove(QRegularExpression("[{}-]"));
     account->data.minecraftProfile.name = username;
     account->data.minecraftProfile.validity = Katabasis::Validity::Certain;
     return account;
@@ -334,3 +335,32 @@ void MinecraftAccount::incrementUses()
         qWarning() << "Profile" << data.profileId() << "is now in use.";
     }
 }
+
+QUuid MinecraftAccount::uuidFromUsername(QString username) {
+    auto input = QString("OfflinePlayer:%1").arg(username).toUtf8();
+
+    // basically a reimplementation of Java's UUID#nameUUIDFromBytes
+    QByteArray digest = QCryptographicHash::hash(input, QCryptographicHash::Md5);
+
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
+    auto bOr = [](QByteArray& array, int index, char value) {
+        array[index] = array.at(index) | value;
+    };
+    auto bAnd = [](QByteArray& array, int index, char value) {
+        array[index] = array.at(index) & value;
+    };
+#else
+    auto bOr = [](QByteArray& array, qsizetype index, char value) {
+        array[index] |= value;
+    };
+    auto bAnd = [](QByteArray& array, qsizetype index, char value) {
+        array[index] &= value;
+    };
+#endif
+    bAnd(digest, 6, (char) 0x0f); // clear version
+    bOr(digest, 6, (char) 0x30); // set to version 3
+    bAnd(digest, 8, (char) 0x3f); // clear variant
+    bOr(digest, 8, (char) 0x80); // set to IETF variant
+
+    return QUuid::fromRfc4122(digest);
+}
diff --git a/launcher/minecraft/auth/MinecraftAccount.h b/launcher/minecraft/auth/MinecraftAccount.h
index 0dcaeb53..67623a5a 100644
--- a/launcher/minecraft/auth/MinecraftAccount.h
+++ b/launcher/minecraft/auth/MinecraftAccount.h
@@ -98,6 +98,8 @@ public: /* construction */
     static MinecraftAccountPtr loadFromJsonV2(const QJsonObject &json);
     static MinecraftAccountPtr loadFromJsonV3(const QJsonObject &json);
 
+    static QUuid uuidFromUsername(QString username);
+
     //! Saves a MinecraftAccount to a JSON object and returns it.
     QJsonObject saveToJson() const;
 
diff --git a/launcher/minecraft/launch/DirectJavaLaunch.cpp b/launcher/minecraft/launch/DirectJavaLaunch.cpp
deleted file mode 100644
index ca55cd2e..00000000
--- a/launcher/minecraft/launch/DirectJavaLaunch.cpp
+++ /dev/null
@@ -1,166 +0,0 @@
-/* Copyright 2013-2021 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include "DirectJavaLaunch.h"
-
-#include <QStandardPaths>
-
-#include <launch/LaunchTask.h>
-#include <minecraft/MinecraftInstance.h>
-#include <FileSystem.h>
-#include <Commandline.h>
-
-#include "Application.h"
-
-#ifdef Q_OS_LINUX
-#include "gamemode_client.h"
-#endif
-
-DirectJavaLaunch::DirectJavaLaunch(LaunchTask *parent) : LaunchStep(parent)
-{
-    connect(&m_process, &LoggedProcess::log, this, &DirectJavaLaunch::logLines);
-    connect(&m_process, &LoggedProcess::stateChanged, this, &DirectJavaLaunch::on_state);
-}
-
-void DirectJavaLaunch::executeTask()
-{
-    auto instance = m_parent->instance();
-    std::shared_ptr<MinecraftInstance> minecraftInstance = std::dynamic_pointer_cast<MinecraftInstance>(instance);
-    QStringList args = minecraftInstance->javaArguments();
-
-    args.append("-Djava.library.path=" + minecraftInstance->getNativePath());
-
-    auto classPathEntries = minecraftInstance->getClassPath();
-    args.append("-cp");
-    QString classpath;
-#ifdef Q_OS_WIN32
-    classpath = classPathEntries.join(';');
-#else
-    classpath = classPathEntries.join(':');
-#endif
-    args.append(classpath);
-    args.append(minecraftInstance->getMainClass());
-
-    QString allArgs = args.join(", ");
-    emit logLine("Java Arguments:\n[" + m_parent->censorPrivateInfo(allArgs) + "]\n\n", MessageLevel::Launcher);
-
-    auto javaPath = FS::ResolveExecutable(instance->settings()->get("JavaPath").toString());
-
-    m_process.setProcessEnvironment(instance->createLaunchEnvironment());
-
-    // make detachable - this will keep the process running even if the object is destroyed
-    m_process.setDetachable(true);
-
-    auto mcArgs = minecraftInstance->processMinecraftArgs(m_session, m_serverToJoin);
-    args.append(mcArgs);
-
-    QString wrapperCommandStr = instance->getWrapperCommand().trimmed();
-    if(!wrapperCommandStr.isEmpty())
-    {
-        auto wrapperArgs = Commandline::splitArgs(wrapperCommandStr);
-        auto wrapperCommand = wrapperArgs.takeFirst();
-        auto realWrapperCommand = QStandardPaths::findExecutable(wrapperCommand);
-        if (realWrapperCommand.isEmpty())
-        {
-            const char *reason = QT_TR_NOOP("The wrapper command \"%1\" couldn't be found.");
-            emit logLine(QString(reason).arg(wrapperCommand), MessageLevel::Fatal);
-            emitFailed(tr(reason).arg(wrapperCommand));
-            return;
-        }
-        emit logLine("Wrapper command is:\n" + wrapperCommandStr + "\n\n", MessageLevel::Launcher);
-        args.prepend(javaPath);
-        m_process.start(wrapperCommand, wrapperArgs + args);
-    }
-    else
-    {
-        m_process.start(javaPath, args);
-    }
-
-#ifdef Q_OS_LINUX
-    if (instance->settings()->get("EnableFeralGamemode").toBool() && APPLICATION->capabilities() & Application::SupportsGameMode)
-    {
-        auto pid = m_process.processId();
-        if (pid)
-        {
-            gamemode_request_start_for(pid);
-        }
-    }
-#endif
-}
-
-void DirectJavaLaunch::on_state(LoggedProcess::State state)
-{
-    switch(state)
-    {
-        case LoggedProcess::FailedToStart:
-        {
-            //: Error message displayed if instance can't start
-            const char *reason = QT_TR_NOOP("Could not launch Minecraft!");
-            emit logLine(reason, MessageLevel::Fatal);
-            emitFailed(tr(reason));
-            return;
-        }
-        case LoggedProcess::Aborted:
-        case LoggedProcess::Crashed:
-        {
-            m_parent->setPid(-1);
-            emitFailed(tr("Game crashed."));
-            return;
-        }
-        case LoggedProcess::Finished:
-        {
-            m_parent->setPid(-1);
-            // if the exit code wasn't 0, report this as a crash
-            auto exitCode = m_process.exitCode();
-            if(exitCode != 0)
-            {
-                emitFailed(tr("Game crashed."));
-                return;
-            }
-            //FIXME: make this work again
-            // m_postlaunchprocess.processEnvironment().insert("INST_EXITCODE", QString(exitCode));
-            // run post-exit
-            emitSucceeded();
-            break;
-        }
-        case LoggedProcess::Running:
-            emit logLine(QString("Minecraft process ID: %1\n\n").arg(m_process.processId()), MessageLevel::Launcher);
-            m_parent->setPid(m_process.processId());
-            m_parent->instance()->setLastLaunch();
-            break;
-        default:
-            break;
-    }
-}
-
-void DirectJavaLaunch::setWorkingDirectory(const QString &wd)
-{
-    m_process.setWorkingDirectory(wd);
-}
-
-void DirectJavaLaunch::proceed()
-{
-    // nil
-}
-
-bool DirectJavaLaunch::abort()
-{
-    auto state = m_process.state();
-    if (state == LoggedProcess::Running || state == LoggedProcess::Starting)
-    {
-        m_process.kill();
-    }
-    return true;
-}
-
diff --git a/launcher/minecraft/launch/DirectJavaLaunch.h b/launcher/minecraft/launch/DirectJavaLaunch.h
deleted file mode 100644
index 58b119b8..00000000
--- a/launcher/minecraft/launch/DirectJavaLaunch.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/* Copyright 2013-2021 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <launch/LaunchStep.h>
-#include <LoggedProcess.h>
-#include <minecraft/auth/AuthSession.h>
-
-#include "MinecraftServerTarget.h"
-
-class DirectJavaLaunch: public LaunchStep
-{
-    Q_OBJECT
-public:
-    explicit DirectJavaLaunch(LaunchTask *parent);
-    virtual ~DirectJavaLaunch() {};
-
-    virtual void executeTask();
-    virtual bool abort();
-    virtual void proceed();
-    virtual bool canAbort() const
-    {
-        return true;
-    }
-    void setWorkingDirectory(const QString &wd);
-    void setAuthSession(AuthSessionPtr session)
-    {
-        m_session = session;
-    }
-
-    void setServerToJoin(MinecraftServerTargetPtr serverToJoin)
-    {
-        m_serverToJoin = std::move(serverToJoin);
-    }
-
-private slots:
-    void on_state(LoggedProcess::State state);
-
-private:
-    LoggedProcess m_process;
-    QString m_command;
-    AuthSessionPtr m_session;
-    MinecraftServerTargetPtr m_serverToJoin;
-};
-
diff --git a/launcher/minecraft/mod/tasks/LocalModParseTask.cpp b/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
index 264019f8..60389753 100644
--- a/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
+++ b/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
@@ -1,9 +1,9 @@
 #include "LocalModParseTask.h"
 
+#include <qdcss.h>
 #include <quazip/quazip.h>
 #include <quazip/quazipfile.h>
 #include <toml++/toml.h>
-#include <qdcss.h>
 #include <QJsonArray>
 #include <QJsonDocument>
 #include <QJsonObject>
@@ -369,12 +369,11 @@ ModDetails ReadQuiltModInfo(QByteArray contents)
                 details.icon_file = icon.toString();
             }
         }
-
     }
     return details;
 }
 
-ModDetails ReadForgeInfo(QString fileName)
+ModDetails ReadForgeInfo(QByteArray contents)
 {
     ModDetails details;
     // Read the data
@@ -382,7 +381,7 @@ ModDetails ReadForgeInfo(QString fileName)
     details.mod_id = "Forge";
     details.homeurl = "http://www.minecraftforge.net/forum/";
     INIFile ini;
-    if (!ini.loadFile(fileName))
+    if (!ini.loadFile(contents))
         return details;
 
     QString major = ini.get("forge.major.number", "0").toString();
@@ -554,7 +553,7 @@ bool processZIP(Mod& mod, ProcessingLevel level)
             return false;
         }
 
-        details = ReadForgeInfo(file.getFileName());
+        details = ReadForgeInfo(file.readAll());
         file.close();
         zip.close();
 
diff --git a/launcher/minecraft/mod/tasks/LocalResourceParse.cpp b/launcher/minecraft/mod/tasks/LocalResourceParse.cpp
index fa7d7f4a..0894049c 100644
--- a/launcher/minecraft/mod/tasks/LocalResourceParse.cpp
+++ b/launcher/minecraft/mod/tasks/LocalResourceParse.cpp
@@ -44,7 +44,8 @@ static const QMap<PackedResourceType, QString> s_packed_type_names = {
 namespace ResourceUtils {
 PackedResourceType identify(QFileInfo file){
     if (file.exists() && file.isFile()) {
-        if (ModUtils::validate(file)) { // Mods can also contain resource and data packs
+        if (ModUtils::validate(file)) {
+            // mods can contain resource and data packs so they must be tested first
             qDebug() << file.fileName() << "is a mod";
             return PackedResourceType::Mod;
         } else if (ResourcePackUtils::validate(file)) {
diff --git a/launcher/minecraft/update/AssetUpdateTask.cpp b/launcher/minecraft/update/AssetUpdateTask.cpp
index 31fd5eb1..ec0c90b7 100644
--- a/launcher/minecraft/update/AssetUpdateTask.cpp
+++ b/launcher/minecraft/update/AssetUpdateTask.cpp
@@ -7,6 +7,8 @@
 
 #include "Application.h"
 
+#include "net/ApiDownload.h"
+
 AssetUpdateTask::AssetUpdateTask(MinecraftInstance * inst)
 {
     m_inst = inst;
@@ -34,7 +36,7 @@ void AssetUpdateTask::executeTask()
     entry->setStale(true);
     auto hexSha1 = assets->sha1.toLatin1();
     qDebug() << "Asset index SHA1:" << hexSha1;
-    auto dl = Net::Download::makeCached(indexUrl, entry);
+    auto dl = Net::ApiDownload::makeCached(indexUrl, entry);
     auto rawSha1 = QByteArray::fromHex(assets->sha1.toLatin1());
     dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Sha1, rawSha1));
     job->addNetAction(dl);
@@ -45,7 +47,7 @@ void AssetUpdateTask::executeTask()
     connect(downloadJob.get(), &NetJob::failed, this, &AssetUpdateTask::assetIndexFailed);
     connect(downloadJob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
     connect(downloadJob.get(), &NetJob::progress, this, &AssetUpdateTask::progress);
-    connect(downloadJob.get(), &NetJob::stepProgress, this, &AssetUpdateTask::propogateStepProgress);
+    connect(downloadJob.get(), &NetJob::stepProgress, this, &AssetUpdateTask::propagateStepProgress);
 
     qDebug() << m_inst->name() << ": Starting asset index download";
     downloadJob->start();
@@ -84,7 +86,7 @@ void AssetUpdateTask::assetIndexFinished()
         connect(downloadJob.get(), &NetJob::failed, this, &AssetUpdateTask::assetsFailed);
         connect(downloadJob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
         connect(downloadJob.get(), &NetJob::progress, this, &AssetUpdateTask::progress);
-        connect(downloadJob.get(), &NetJob::stepProgress, this, &AssetUpdateTask::propogateStepProgress);
+        connect(downloadJob.get(), &NetJob::stepProgress, this, &AssetUpdateTask::propagateStepProgress);
         downloadJob->start();
         return;
     }
diff --git a/launcher/minecraft/update/FMLLibrariesTask.cpp b/launcher/minecraft/update/FMLLibrariesTask.cpp
index 75e5c572..51b6d74c 100644
--- a/launcher/minecraft/update/FMLLibrariesTask.cpp
+++ b/launcher/minecraft/update/FMLLibrariesTask.cpp
@@ -8,6 +8,8 @@
 #include "BuildConfig.h"
 #include "Application.h"
 
+#include "net/ApiDownload.h"
+
 FMLLibrariesTask::FMLLibrariesTask(MinecraftInstance * inst)
 {
     m_inst = inst;
@@ -68,14 +70,14 @@ void FMLLibrariesTask::executeTask()
     {
         auto entry = metacache->resolveEntry("fmllibs", lib.filename);
         QString urlString = BuildConfig.FMLLIBS_BASE_URL + lib.filename;
-        dljob->addNetAction(Net::Download::makeCached(QUrl(urlString), entry, options));
+        dljob->addNetAction(Net::ApiDownload::makeCached(QUrl(urlString), entry, options));
     }
 
     connect(dljob.get(), &NetJob::succeeded, this, &FMLLibrariesTask::fmllibsFinished);
     connect(dljob.get(), &NetJob::failed, this, &FMLLibrariesTask::fmllibsFailed);
     connect(dljob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
     connect(dljob.get(), &NetJob::progress, this, &FMLLibrariesTask::progress);
-    connect(dljob.get(), &NetJob::stepProgress, this, &FMLLibrariesTask::propogateStepProgress);
+    connect(dljob.get(), &NetJob::stepProgress, this, &FMLLibrariesTask::propagateStepProgress);
     downloadJob.reset(dljob);
     downloadJob->start();
 }
diff --git a/launcher/minecraft/update/LibrariesTask.cpp b/launcher/minecraft/update/LibrariesTask.cpp
index 415b9a66..9d1c0295 100644
--- a/launcher/minecraft/update/LibrariesTask.cpp
+++ b/launcher/minecraft/update/LibrariesTask.cpp
@@ -70,7 +70,7 @@ void LibrariesTask::executeTask()
     connect(downloadJob.get(), &NetJob::failed, this, &LibrariesTask::jarlibFailed);
     connect(downloadJob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
     connect(downloadJob.get(), &NetJob::progress, this, &LibrariesTask::progress);
-    connect(downloadJob.get(), &NetJob::stepProgress, this, &LibrariesTask::propogateStepProgress);
+    connect(downloadJob.get(), &NetJob::stepProgress, this, &LibrariesTask::propagateStepProgress);
 
     downloadJob->start();
 }
diff --git a/launcher/modplatform/EnsureMetadataTask.cpp b/launcher/modplatform/EnsureMetadataTask.cpp
index 93b5ce76..c3eadd06 100644
--- a/launcher/modplatform/EnsureMetadataTask.cpp
+++ b/launcher/modplatform/EnsureMetadataTask.cpp
@@ -145,7 +145,8 @@ void EnsureMetadataTask::executeTask()
         connect(project_task.get(), &Task::finished, this, [=] {
             invalidade_leftover();
             project_task->deleteLater();
-            m_current_task = nullptr;
+            if (m_current_task)
+                m_current_task.reset();
         });
 
         m_current_task = project_task;
@@ -154,7 +155,8 @@ void EnsureMetadataTask::executeTask()
 
     connect(version_task.get(), &Task::finished, [=] {
         version_task->deleteLater();
-        m_current_task = nullptr;
+        if (m_current_task)
+            m_current_task.reset();
     });
 
     if (m_mods.size() > 1)
diff --git a/launcher/modplatform/atlauncher/ATLPackInstallTask.cpp b/launcher/modplatform/atlauncher/ATLPackInstallTask.cpp
index 22ea02da..8260a25c 100644
--- a/launcher/modplatform/atlauncher/ATLPackInstallTask.cpp
+++ b/launcher/modplatform/atlauncher/ATLPackInstallTask.cpp
@@ -53,6 +53,8 @@
 #include "meta/Version.h"
 #include "meta/VersionList.h"
 
+#include "net/ApiDownload.h"
+
 #include "BuildConfig.h"
 #include "Application.h"
 
@@ -82,9 +84,9 @@ void PackInstallTask::executeTask()
 {
     qDebug() << "PackInstallTask::executeTask: " << QThread::currentThreadId();
     NetJob::Ptr netJob{ new NetJob("ATLauncher::VersionFetch", APPLICATION->network()) };
-    auto searchUrl =
+    auto searchUrl = 
         QString(BuildConfig.ATL_DOWNLOAD_SERVER_URL + "packs/%1/versions/%2/Configs.json").arg(m_pack_safe_name).arg(m_version_name);
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchUrl), response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(searchUrl), response));
 
     QObject::connect(netJob.get(), &NetJob::succeeded, this, &PackInstallTask::onDownloadSucceeded);
     QObject::connect(netJob.get(), &NetJob::failed, this, &PackInstallTask::onDownloadFailed);
@@ -659,7 +661,7 @@ void PackInstallTask::installConfigs()
     auto entry = APPLICATION->metacache()->resolveEntry("ATLauncherPacks", path);
     entry->setStale(true);
 
-    auto dl = Net::Download::makeCached(url, entry);
+    auto dl = Net::ApiDownload::makeCached(url, entry);
     if (!m_version.configs.sha1.isEmpty()) {
         auto rawSha1 = QByteArray::fromHex(m_version.configs.sha1.toLatin1());
         dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Sha1, rawSha1));
@@ -684,7 +686,7 @@ void PackInstallTask::installConfigs()
         abortable = true;
         setProgress(current, total);
     });
-    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propogateStepProgress);
+    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propagateStepProgress);
     connect(jobPtr.get(), &NetJob::aborted, [&]{
         abortable = false;
         jobPtr.reset();
@@ -782,7 +784,7 @@ void PackInstallTask::downloadMods()
             entry->setStale(true);
             modsToExtract.insert(entry->getFullPath(), mod);
 
-            auto dl = Net::Download::makeCached(url, entry);
+            auto dl = Net::ApiDownload::makeCached(url, entry);
             if (!mod.md5.isEmpty()) {
                 auto rawMd5 = QByteArray::fromHex(mod.md5.toLatin1());
                 dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Md5, rawMd5));
@@ -794,7 +796,7 @@ void PackInstallTask::downloadMods()
             entry->setStale(true);
             modsToDecomp.insert(entry->getFullPath(), mod);
 
-            auto dl = Net::Download::makeCached(url, entry);
+            auto dl = Net::ApiDownload::makeCached(url, entry);
             if (!mod.md5.isEmpty()) {
                 auto rawMd5 = QByteArray::fromHex(mod.md5.toLatin1());
                 dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Md5, rawMd5));
@@ -808,7 +810,7 @@ void PackInstallTask::downloadMods()
             auto entry = APPLICATION->metacache()->resolveEntry("ATLauncherPacks", cacheName);
             entry->setStale(true);
 
-            auto dl = Net::Download::makeCached(url, entry);
+            auto dl = Net::ApiDownload::makeCached(url, entry);
             if (!mod.md5.isEmpty()) {
                 auto rawMd5 = QByteArray::fromHex(mod.md5.toLatin1());
                 dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Md5, rawMd5));
@@ -852,7 +854,7 @@ void PackInstallTask::downloadMods()
         abortable = true;
         setProgress(current, total);
     });
-    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propogateStepProgress);
+    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propagateStepProgress);
     connect(jobPtr.get(), &NetJob::aborted, [&]
     {
         abortable = false;
diff --git a/launcher/modplatform/flame/FileResolvingTask.cpp b/launcher/modplatform/flame/FileResolvingTask.cpp
index ce7a6055..fcf8517f 100644
--- a/launcher/modplatform/flame/FileResolvingTask.cpp
+++ b/launcher/modplatform/flame/FileResolvingTask.cpp
@@ -1,7 +1,9 @@
 #include "FileResolvingTask.h"
 
 #include "Json.h"
+#include "net/ApiUpload.h"
 #include "net/Upload.h"
+#include "net/ApiDownload.h"
 
 #include "modplatform/modrinth/ModrinthPackIndex.h"
 
@@ -21,6 +23,10 @@ bool Flame::FileResolvingTask::abort()
 
 void Flame::FileResolvingTask::executeTask()
 {
+    if (m_toProcess.files.isEmpty()) {  // no file to resolve so leave it empty and emit success immediately
+        emitSucceeded();
+        return;
+    }
     setStatus(tr("Resolving mod IDs..."));
     setProgress(0, 3);
     m_dljob.reset(new NetJob("Mod id resolver", m_network));
@@ -34,7 +40,7 @@ void Flame::FileResolvingTask::executeTask()
             return l;
         }));
     QByteArray data = Json::toText(object);
-    auto dl = Net::Upload::makeByteArray(QUrl("https://api.curseforge.com/v1/mods/files"), result, data);
+    auto dl = Net::ApiUpload::makeByteArray(QUrl("https://api.curseforge.com/v1/mods/files"), result, data);
     m_dljob->addNetAction(dl);
 
     auto step_progress = std::make_shared<TaskStepProgress>();
@@ -48,7 +54,7 @@ void Flame::FileResolvingTask::executeTask()
         stepProgress(*step_progress);
         emitFailed(reason);
     });
-    connect(m_dljob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propogateStepProgress);
+    connect(m_dljob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propagateStepProgress);
     connect(m_dljob.get(), &NetJob::progress, this, [this, step_progress](qint64 current, qint64 total) {
         qDebug() << "Resolve slug progress" << current << total;
         step_progress->update(current, total);
@@ -95,7 +101,7 @@ void Flame::FileResolvingTask::netJobFinished()
             if (!hash.isEmpty()) {
                 auto url = QString("https://api.modrinth.com/v2/version_file/%1?algorithm=sha1").arg(hash);
                 auto output = std::make_shared<QByteArray>();
-                auto dl = Net::Download::makeByteArray(QUrl(url), output);
+                auto dl = Net::ApiDownload::makeByteArray(QUrl(url), output);
                 QObject::connect(dl.get(), &Net::Download::succeeded, [&out]() { out.resolved = true; });
 
                 m_checkJob->addNetAction(dl);
@@ -114,7 +120,7 @@ void Flame::FileResolvingTask::netJobFinished()
         stepProgress(*step_progress);
         emitFailed(reason);
     });
-    connect(m_checkJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propogateStepProgress);
+    connect(m_checkJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propagateStepProgress);
     connect(m_checkJob.get(), &NetJob::progress, this, [this, step_progress](qint64 current, qint64 total) {
         qDebug() << "Resolve slug progress" << current << total;
         step_progress->update(current, total);
@@ -128,12 +134,13 @@ void Flame::FileResolvingTask::netJobFinished()
     m_checkJob->start();
 }
 
-void Flame::FileResolvingTask::modrinthCheckFinished() {
+void Flame::FileResolvingTask::modrinthCheckFinished()
+{
     setProgress(2, 3);
     qDebug() << "Finished with blocked mods : " << blockedProjects.size();
 
     for (auto it = blockedProjects.keyBegin(); it != blockedProjects.keyEnd(); it++) {
-        auto &out = *it;
+        auto& out = *it;
         auto bytes = blockedProjects[out];
         if (!out->resolved) {
             continue;
@@ -153,28 +160,26 @@ void Flame::FileResolvingTask::modrinthCheckFinished() {
             out->resolved = false;
         }
     }
-    //copy to an output list and filter out projects found on modrinth
+    // copy to an output list and filter out projects found on modrinth
     auto block = std::make_shared<QList<File*>>();
     auto it = blockedProjects.keys();
-    std::copy_if(it.begin(), it.end(), std::back_inserter(*block), [](File *f) {
-        return !f->resolved;
-    });
-    //Display not found mods early
+    std::copy_if(it.begin(), it.end(), std::back_inserter(*block), [](File* f) { return !f->resolved; });
+    // Display not found mods early
     if (!block->empty()) {
-        //blocked mods found, we need the slug for displaying.... we need another job :D !
+        // blocked mods found, we need the slug for displaying.... we need another job :D !
         m_slugJob.reset(new NetJob("Slug Job", m_network));
         int index = 0;
         for (auto mod : *block) {
             auto projectId = mod->projectId;
             auto output = std::make_shared<QByteArray>();
             auto url = QString("https://api.curseforge.com/v1/mods/%1").arg(projectId);
-            auto dl = Net::Download::makeByteArray(url, output);
+            auto dl = Net::ApiDownload::makeByteArray(url, output);
             qDebug() << "Fetching url slug for file:" << mod->fileName;
             QObject::connect(dl.get(), &Net::Download::succeeded, [block, index, output]() {
                 auto mod = block->at(index);  // use the shared_ptr so it is captured and only freed when we are done
                 auto json = QJsonDocument::fromJson(*output);
-                auto base = Json::requireString(Json::requireObject(Json::requireObject(Json::requireObject(json),"data"),"links"),
-                        "websiteUrl");
+                auto base =
+                    Json::requireString(Json::requireObject(Json::requireObject(Json::requireObject(json), "data"), "links"), "websiteUrl");
                 auto link = QString("%1/download/%2").arg(base, QString::number(mod->fileId));
                 mod->websiteUrl = link;
             });
@@ -192,7 +197,7 @@ void Flame::FileResolvingTask::modrinthCheckFinished() {
             stepProgress(*step_progress);
             emitFailed(reason);
         });
-        connect(m_slugJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propogateStepProgress);
+        connect(m_slugJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propagateStepProgress);
         connect(m_slugJob.get(), &NetJob::progress, this, [this, step_progress](qint64 current, qint64 total) {
             qDebug() << "Resolve slug progress" << current << total;
             step_progress->update(current, total);
diff --git a/launcher/modplatform/flame/FlameAPI.cpp b/launcher/modplatform/flame/FlameAPI.cpp
index 485d6736..2871f06a 100644
--- a/launcher/modplatform/flame/FlameAPI.cpp
+++ b/launcher/modplatform/flame/FlameAPI.cpp
@@ -8,7 +8,9 @@
 #include "Application.h"
 #include "BuildConfig.h"
 #include "Json.h"
+#include "net/ApiUpload.h"
 #include "net/NetJob.h"
+#include "net/ApiDownload.h"
 #include "net/Upload.h"
 
 Task::Ptr FlameAPI::matchFingerprints(const QList<uint>& fingerprints, std::shared_ptr<QByteArray> response)
@@ -26,7 +28,7 @@ Task::Ptr FlameAPI::matchFingerprints(const QList<uint>& fingerprints, std::shar
     QJsonDocument body(body_obj);
     auto body_raw = body.toJson();
 
-    netJob->addNetAction(Net::Upload::makeByteArray(QString("https://api.curseforge.com/v1/fingerprints"), response, body_raw));
+    netJob->addNetAction(Net::ApiUpload::makeByteArray(QString("https://api.curseforge.com/v1/fingerprints"), response, body_raw));
 
     return netJob;
 }
@@ -38,7 +40,7 @@ auto FlameAPI::getModFileChangelog(int modId, int fileId) -> QString
 
     auto netJob = makeShared<NetJob>(QString("Flame::FileChangelog"), APPLICATION->network());
     auto response = std::make_shared<QByteArray>();
-    netJob->addNetAction(Net::Download::makeByteArray(
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(
         QString("https://api.curseforge.com/v1/mods/%1/files/%2/changelog")
             .arg(QString::fromStdString(std::to_string(modId)), QString::fromStdString(std::to_string(fileId))),
         response));
@@ -74,7 +76,7 @@ auto FlameAPI::getModDescription(int modId) -> QString
     auto netJob = makeShared<NetJob>(QString("Flame::ModDescription"), APPLICATION->network());
     auto response = std::make_shared<QByteArray>();
     netJob->addNetAction(
-        Net::Download::makeByteArray(QString("https://api.curseforge.com/v1/mods/%1/description").arg(QString::number(modId)), response));
+        Net::ApiDownload::makeByteArray(QString("https://api.curseforge.com/v1/mods/%1/description").arg(QString::number(modId)), response));
 
     QObject::connect(netJob.get(), &NetJob::succeeded, [&netJob, response, &description] {
         QJsonParseError parse_error{};
@@ -113,7 +115,7 @@ auto FlameAPI::getLatestVersion(VersionSearchArgs&& args) -> ModPlatform::Indexe
     auto response = std::make_shared<QByteArray>();
     ModPlatform::IndexedVersion ver;
 
-    netJob->addNetAction(Net::Download::makeByteArray(versions_url, response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(versions_url, response));
 
     QObject::connect(netJob.get(), &NetJob::succeeded, [response, args, &ver] {
         QJsonParseError parse_error{};
@@ -173,7 +175,7 @@ Task::Ptr FlameAPI::getProjects(QStringList addonIds, std::shared_ptr<QByteArray
     QJsonDocument body(body_obj);
     auto body_raw = body.toJson();
 
-    netJob->addNetAction(Net::Upload::makeByteArray(QString("https://api.curseforge.com/v1/mods"), response, body_raw));
+    netJob->addNetAction(Net::ApiUpload::makeByteArray(QString("https://api.curseforge.com/v1/mods"), response, body_raw));
 
     QObject::connect(netJob.get(), &NetJob::failed, [body_raw] { qDebug() << body_raw; });
 
@@ -195,7 +197,7 @@ Task::Ptr FlameAPI::getFiles(const QStringList& fileIds, std::shared_ptr<QByteAr
     QJsonDocument body(body_obj);
     auto body_raw = body.toJson();
 
-    netJob->addNetAction(Net::Upload::makeByteArray(QString("https://api.curseforge.com/v1/mods/files"), response, body_raw));
+    netJob->addNetAction(Net::ApiUpload::makeByteArray(QString("https://api.curseforge.com/v1/mods/files"), response, body_raw));
 
     QObject::connect(netJob.get(), &NetJob::failed, [body_raw] { qDebug() << body_raw; });
 
diff --git a/launcher/modplatform/flame/FlameCheckUpdate.cpp b/launcher/modplatform/flame/FlameCheckUpdate.cpp
index a2628e34..e10fedc3 100644
--- a/launcher/modplatform/flame/FlameCheckUpdate.cpp
+++ b/launcher/modplatform/flame/FlameCheckUpdate.cpp
@@ -13,6 +13,8 @@
 #include "minecraft/mod/ModFolderModel.h"
 #include "minecraft/mod/ResourceFolderModel.h"
 
+#include "net/ApiDownload.h"
+
 static FlameAPI api;
 
 bool FlameCheckUpdate::abort()
@@ -33,7 +35,7 @@ ModPlatform::IndexedPack getProjectInfo(ModPlatform::IndexedVersion& ver_info)
 
     auto response = std::make_shared<QByteArray>();
     auto url = QString("https://api.curseforge.com/v1/mods/%1").arg(ver_info.addonId.toString());
-    auto dl = Net::Download::makeByteArray(url, response);
+    auto dl = Net::ApiDownload::makeByteArray(url, response);
     get_project_job->addNetAction(dl);
 
     QObject::connect(get_project_job, &NetJob::succeeded, [response, &pack]() {
@@ -77,7 +79,7 @@ ModPlatform::IndexedVersion getFileInfo(int addonId, int fileId)
 
     auto response = std::make_shared<QByteArray>();
     auto url = QString("https://api.curseforge.com/v1/mods/%1/files/%2").arg(QString::number(addonId), QString::number(fileId));
-    auto dl = Net::Download::makeByteArray(url, response);
+    auto dl = Net::ApiDownload::makeByteArray(url, response);
     get_file_info_job->addNetAction(dl);
 
     QObject::connect(get_file_info_job, &NetJob::succeeded, [response, &ver]() {
diff --git a/launcher/modplatform/flame/FlameInstanceCreationTask.cpp b/launcher/modplatform/flame/FlameInstanceCreationTask.cpp
index e7641d64..c170a4f5 100644
--- a/launcher/modplatform/flame/FlameInstanceCreationTask.cpp
+++ b/launcher/modplatform/flame/FlameInstanceCreationTask.cpp
@@ -57,14 +57,11 @@
 #include <QDebug>
 #include <QFileInfo>
 
+#include "meta/Index.h"
+#include "meta/VersionList.h"
 #include "minecraft/World.h"
 #include "minecraft/mod/tasks/LocalResourceParse.h"
-
-
-const static QMap<QString, QString> forgemap = { { "1.2.5", "3.4.9.171" },
-                                                 { "1.4.2", "6.0.1.355" },
-                                                 { "1.4.7", "6.6.2.534" },
-                                                 { "1.5.2", "7.8.1.737" } };
+#include "net/ApiDownload.h"
 
 static const FlameAPI api;
 
@@ -259,6 +256,56 @@ bool FlameCreationTask::updateInstance()
     return false;
 }
 
+QString FlameCreationTask::getVersionForLoader(QString uid, QString loaderType, QString loaderVersion, QString mcVersion)
+{
+    if (loaderVersion == "recommended") {
+        auto vlist = APPLICATION->metadataIndex()->get(uid);
+        if (!vlist) {
+            setError(tr("Failed to get local metadata index for %1").arg(uid));
+            return {};
+        }
+
+        if (!vlist->isLoaded()) {
+            QEventLoop loadVersionLoop;
+            auto task = vlist->getLoadTask();
+            connect(task.get(), &Task::finished, &loadVersionLoop, &QEventLoop::quit);
+            if (!task->isRunning())
+                task->start();
+
+            loadVersionLoop.exec();
+        }
+
+        for (auto version : vlist->versions()) {
+            // first recommended build we find, we use.
+            if (!version->isRecommended())
+                continue;
+            auto reqs = version->requiredSet();
+
+            // filter by minecraft version, if the loader depends on a certain version.
+            // not all mod loaders depend on a given Minecraft version, so we won't do this
+            // filtering for those loaders.
+            if (loaderType == "forge") {
+                auto iter = std::find_if(reqs.begin(), reqs.end(), [mcVersion](const Meta::Require& req) {
+                    return req.uid == "net.minecraft" && req.equalsVersion == mcVersion;
+                });
+                if (iter == reqs.end())
+                    continue;
+            }
+            return version->descriptor();
+        }
+
+        setError(tr("Failed to find version for %1 loader").arg(loaderType));
+        return {};
+    }
+
+    if (loaderVersion.isEmpty()) {
+        emitFailed(tr("No loader version set for modpack!"));
+        return {};
+    }
+
+    return loaderVersion;
+}
+
 bool FlameCreationTask::createInstance()
 {
     QEventLoop loop;
@@ -297,22 +344,29 @@ bool FlameCreationTask::createInstance()
         }
     }
 
-    QString forgeVersion;
-    QString fabricVersion;
-    // TODO: is Quilt relevant here?
+    QString loaderType;
+    QString loaderUid;
+    QString loaderVersion;
+
     for (auto& loader : m_pack.minecraft.modLoaders) {
         auto id = loader.id;
         if (id.startsWith("forge-")) {
             id.remove("forge-");
-            forgeVersion = id;
-            continue;
-        }
-        if (id.startsWith("fabric-")) {
+            loaderType = "forge";
+            loaderUid = "net.minecraftforge";
+        } else if (loaderType == "fabric") {
             id.remove("fabric-");
-            fabricVersion = id;
+            loaderType = "fabric";
+            loaderUid = "net.fabricmc.fabric-loader";
+        } else if (loaderType == "quilt") {
+            id.remove("quilt-");
+            loaderType = "quilt";
+            loaderUid = "org.quiltmc.quilt-loader";
+        } else {
+            logWarning(tr("Unknown mod loader in manifest: %1").arg(id));
             continue;
         }
-        logWarning(tr("Unknown mod loader in manifest: %1").arg(id));
+        loaderVersion = id;
     }
 
     QString configPath = FS::PathCombine(m_stagingPath, "instance.cfg");
@@ -329,19 +383,12 @@ bool FlameCreationTask::createInstance()
     auto components = instance.getPackProfile();
     components->buildingFromScratch();
     components->setComponentVersion("net.minecraft", mcVersion, true);
-    if (!forgeVersion.isEmpty()) {
-        // FIXME: dirty, nasty, hack. Proper solution requires dependency resolution and knowledge of the metadata.
-        if (forgeVersion == "recommended") {
-            if (forgemap.contains(mcVersion)) {
-                forgeVersion = forgemap[mcVersion];
-            } else {
-                logWarning(tr("Could not map recommended Forge version for Minecraft %1").arg(mcVersion));
-            }
-        }
-        components->setComponentVersion("net.minecraftforge", forgeVersion);
+    if (!loaderType.isEmpty()) {
+        auto version = getVersionForLoader(loaderUid, loaderType, loaderVersion, mcVersion);
+        if (version.isEmpty())
+            return false;
+        components->setComponentVersion(loaderUid, version);
     }
-    if (!fabricVersion.isEmpty())
-        components->setComponentVersion("net.fabricmc.fabric-loader", fabricVersion);
 
     if (m_instIcon != "default") {
         instance.setIconKey(m_instIcon);
@@ -386,7 +433,7 @@ bool FlameCreationTask::createInstance()
     });
     connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::progress, this, &FlameCreationTask::setProgress);
     connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::status, this, &FlameCreationTask::setStatus);
-    connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::stepProgress, this, &FlameCreationTask::propogateStepProgress);
+    connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::stepProgress, this, &FlameCreationTask::propagateStepProgress);
     connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::details, this, &FlameCreationTask::setDetails);
     m_mod_id_resolver->start();
 
@@ -477,7 +524,7 @@ void FlameCreationTask::setupDownloadJob(QEventLoop& loop)
             case Flame::File::Type::Mod: {
                 if (!result.url.isEmpty()) {
                     qDebug() << "Will download" << result.url << "to" << path;
-                    auto dl = Net::Download::makeFile(result.url, path);
+                    auto dl = Net::ApiDownload::makeFile(result.url, path);
                     m_files_job->addNetAction(dl);
                 }
                 break;
@@ -502,11 +549,11 @@ void FlameCreationTask::setupDownloadJob(QEventLoop& loop)
         m_files_job.reset();
         setError(reason);
     });
-    connect(m_files_job.get(), &NetJob::progress, this, [this](qint64 current, qint64 total){
+    connect(m_files_job.get(), &NetJob::progress, this, [this](qint64 current, qint64 total) {
         setDetails(tr("%1 out of %2 complete").arg(current).arg(total));
         setProgress(current, total);
     });
-    connect(m_files_job.get(), &NetJob::stepProgress, this, &FlameCreationTask::propogateStepProgress);
+    connect(m_files_job.get(), &NetJob::stepProgress, this, &FlameCreationTask::propagateStepProgress);
     connect(m_files_job.get(), &NetJob::finished, &loop, &QEventLoop::quit);
 
     setStatus(tr("Downloading mods..."));
@@ -545,7 +592,6 @@ void FlameCreationTask::copyBlockedMods(QList<BlockedMod> const& blocked_mods)
     setAbortable(true);
 }
 
-
 void FlameCreationTask::validateZIPResouces()
 {
     qDebug() << "Validating whether resources stored as .zip are in the right place";
@@ -563,11 +609,13 @@ void FlameCreationTask::validateZIPResouces()
                 if (FS::move(localPath, destPath)) {
                     return destPath;
                 }
+            } else {
+                qDebug() << "Target folder of" << fileName << "is correct at" << targetFolder;
             }
             return localPath;
         };
 
-        auto installWorld = [this](QString worldPath){
+        auto installWorld = [this](QString worldPath) {
             qDebug() << "Installing World from" << worldPath;
             QFileInfo worldFileInfo(worldPath);
             World w(worldFileInfo);
@@ -584,29 +632,29 @@ void FlameCreationTask::validateZIPResouces()
         QString worldPath;
 
         switch (type) {
-            case PackedResourceType::ResourcePack :
+            case PackedResourceType::Mod:
+                validatePath(fileName, targetFolder, "mods");
+                break;
+            case PackedResourceType::ResourcePack:
                 validatePath(fileName, targetFolder, "resourcepacks");
                 break;
-            case PackedResourceType::TexturePack :
+            case PackedResourceType::TexturePack:
                 validatePath(fileName, targetFolder, "texturepacks");
                 break;
-            case PackedResourceType::DataPack :
+            case PackedResourceType::DataPack:
                 validatePath(fileName, targetFolder, "datapacks");
                 break;
-            case PackedResourceType::Mod :
-                validatePath(fileName, targetFolder, "mods");
-                break;
-            case PackedResourceType::ShaderPack :
+            case PackedResourceType::ShaderPack:
                 // in theroy flame API can't do this but who knows, that *may* change ?
                 // better to handle it if it *does* occure in the future
                 validatePath(fileName, targetFolder, "shaderpacks");
                 break;
-            case PackedResourceType::WorldSave :
+            case PackedResourceType::WorldSave:
                 worldPath = validatePath(fileName, targetFolder, "saves");
                 installWorld(worldPath);
                 break;
-            case PackedResourceType::UNKNOWN :
-            default :
+            case PackedResourceType::UNKNOWN:
+            default:
                 qDebug() << "Can't Identify" << fileName << "at" << localPath << ", leaving it where it is.";
                 break;
         }
diff --git a/launcher/modplatform/flame/FlameInstanceCreationTask.h b/launcher/modplatform/flame/FlameInstanceCreationTask.h
index 0ae4735b..603d3693 100644
--- a/launcher/modplatform/flame/FlameInstanceCreationTask.h
+++ b/launcher/modplatform/flame/FlameInstanceCreationTask.h
@@ -57,10 +57,7 @@ class FlameCreationTask final : public InstanceCreationTask {
                       QString id,
                       QString version_id,
                       QString original_instance_id = {})
-        : InstanceCreationTask()
-        , m_parent(parent)
-        , m_managed_id(std::move(id))
-        , m_managed_version_id(std::move(version_id))
+        : InstanceCreationTask(), m_parent(parent), m_managed_id(std::move(id)), m_managed_version_id(std::move(version_id))
     {
         setStagingPath(staging_path);
         setParentSettings(global_settings);
@@ -78,6 +75,7 @@ class FlameCreationTask final : public InstanceCreationTask {
     void setupDownloadJob(QEventLoop&);
     void copyBlockedMods(QList<BlockedMod> const& blocked_mods);
     void validateZIPResouces();
+    QString getVersionForLoader(QString uid, QString loaderType, QString version, QString mcVersion);
 
    private:
     QWidget* m_parent = nullptr;
diff --git a/launcher/modplatform/flame/FlamePackExportTask.cpp b/launcher/modplatform/flame/FlamePackExportTask.cpp
index ac0da214..f5f3af37 100644
--- a/launcher/modplatform/flame/FlamePackExportTask.cpp
+++ b/launcher/modplatform/flame/FlamePackExportTask.cpp
@@ -26,6 +26,7 @@
 #include <QMessageBox>
 #include <QtConcurrentRun>
 #include <algorithm>
+#include <iterator>
 #include <memory>
 #include "Json.h"
 #include "MMCZip.h"
@@ -64,20 +65,11 @@ void FlamePackExportTask::executeTask()
 
 bool FlamePackExportTask::abort()
 {
-    if (task != nullptr) {
+    if (task) {
         task->abort();
-        task = nullptr;
         emitAborted();
         return true;
     }
-
-    if (buildZipFuture.isRunning()) {
-        buildZipFuture.cancel();
-        // NOTE: Here we don't do `emitAborted()` because it will be done when `buildZipFuture` actually cancels, which may not occur
-        // immediately.
-        return true;
-    }
-
     return false;
 }
 
@@ -166,7 +158,7 @@ void FlamePackExportTask::collectHashes()
         stepProgress(*progressStep);
         emitFailed(reason);
     });
-    connect(hashingTask.get(), &Task::stepProgress, this, &FlamePackExportTask::propogateStepProgress);
+    connect(hashingTask.get(), &Task::stepProgress, this, &FlamePackExportTask::propagateStepProgress);
 
     connect(hashingTask.get(), &Task::progress, this, [this, progressStep](qint64 current, qint64 total) {
         progressStep->update(current, total);
@@ -336,89 +328,40 @@ void FlamePackExportTask::buildZip()
     setStatus(tr("Adding files..."));
     setProgress(4, 5);
 
-    buildZipFuture = QtConcurrent::run(QThreadPool::globalInstance(), [this]() {
-        QuaZip zip(output);
-        if (!zip.open(QuaZip::mdCreate)) {
-            QFile::remove(output);
-            return BuildZipResult(tr("Could not create file"));
-        }
-
-        if (buildZipFuture.isCanceled())
-            return BuildZipResult();
+    auto zipTask = makeShared<MMCZip::ExportToZipTask>(output, gameRoot, files, "overrides/", true);
+    zipTask->addExtraFile("manifest.json", generateIndex());
+    zipTask->addExtraFile("modlist.html", generateHTML());
 
-        QuaZipFile indexFile(&zip);
-        if (!indexFile.open(QIODevice::WriteOnly, QuaZipNewInfo("manifest.json"))) {
-            QFile::remove(output);
-            return BuildZipResult(tr("Could not create index"));
-        }
-        indexFile.write(generateIndex());
+    QStringList exclude;
+    std::transform(resolvedFiles.keyBegin(), resolvedFiles.keyEnd(), std::back_insert_iterator(exclude),
+                   [this](QString file) { return gameRoot.relativeFilePath(file); });
+    zipTask->setExcludeFiles(exclude);
 
-        QuaZipFile modlist(&zip);
-        if (!modlist.open(QIODevice::WriteOnly, QuaZipNewInfo("modlist.html"))) {
-            QFile::remove(output);
-            return BuildZipResult(tr("Could not create index"));
-        }
-        QString content = "";
-        for (auto mod : resolvedFiles) {
-            if (mod.isMod) {
-                content += QString(TEMPLATE)
-                               .replace("{name}", mod.name.toHtmlEscaped())
-                               .replace("{url}", ModPlatform::getMetaURL(ModPlatform::ResourceProvider::FLAME, mod.addonId).toHtmlEscaped())
-                               .replace("{authors}", !mod.authors.isEmpty() ? QString(" (by %1)").arg(mod.authors).toHtmlEscaped() : "");
-            }
-        }
-        content = "<ul>" + content + "</ul>";
-        modlist.write(content.toUtf8());
-
-        auto progressStep = std::make_shared<TaskStepProgress>();
-
-        size_t progress = 0;
-        for (const QFileInfo& file : files) {
-            if (buildZipFuture.isCanceled()) {
-                QFile::remove(output);
-                progressStep->state = TaskStepState::Failed;
-                stepProgress(*progressStep);
-                return BuildZipResult();
-            }
-            progressStep->update(progress, files.length());
-            stepProgress(*progressStep);
-
-            const QString relative = gameRoot.relativeFilePath(file.absoluteFilePath());
-            if (!resolvedFiles.contains(file.absoluteFilePath()) &&
-                !JlCompress::compressFile(&zip, file.absoluteFilePath(), "overrides/" + relative)) {
-                QFile::remove(output);
-                return BuildZipResult(tr("Could not read and compress %1").arg(relative));
-            }
-            progress++;
-        }
-
-        zip.close();
-
-        if (zip.getZipError() != 0) {
-            QFile::remove(output);
-            progressStep->state = TaskStepState::Failed;
-            stepProgress(*progressStep);
-            return BuildZipResult(tr("A zip error occurred"));
-        }
+    auto progressStep = std::make_shared<TaskStepProgress>();
+    connect(zipTask.get(), &Task::finished, this, [this, progressStep] {
         progressStep->state = TaskStepState::Succeeded;
         stepProgress(*progressStep);
-        return BuildZipResult();
     });
-    connect(&buildZipWatcher, &QFutureWatcher<BuildZipResult>::finished, this, &FlamePackExportTask::finish);
-    buildZipWatcher.setFuture(buildZipFuture);
-}
 
-void FlamePackExportTask::finish()
-{
-    if (buildZipFuture.isCanceled())
-        emitAborted();
-    else {
-        const BuildZipResult result = buildZipFuture.result();
-        if (result.has_value())
-            emitFailed(result.value());
-        else
-            emitSucceeded();
-    }
+    connect(zipTask.get(), &Task::succeeded, this, &FlamePackExportTask::emitSucceeded);
+    connect(zipTask.get(), &Task::aborted, this, &FlamePackExportTask::emitAborted);
+    connect(zipTask.get(), &Task::failed, this, [this, progressStep](QString reason) {
+        progressStep->state = TaskStepState::Failed;
+        stepProgress(*progressStep);
+        emitFailed(reason);
+    });
+    connect(zipTask.get(), &Task::stepProgress, this, &FlamePackExportTask::propagateStepProgress);
+
+    connect(zipTask.get(), &Task::progress, this, [this, progressStep](qint64 current, qint64 total) {
+        progressStep->update(current, total);
+        stepProgress(*progressStep);
+    });
+    connect(zipTask.get(), &Task::status, this, [this, progressStep](QString status) {
+        progressStep->status = status;
+        stepProgress(*progressStep);
+    });
+    task.reset(zipTask);
+    zipTask->start();
 }
 
 QByteArray FlamePackExportTask::generateIndex()
@@ -471,3 +414,18 @@ QByteArray FlamePackExportTask::generateIndex()
 
     return QJsonDocument(obj).toJson(QJsonDocument::Compact);
 }
+
+QByteArray FlamePackExportTask::generateHTML()
+{
+    QString content = "";
+    for (auto mod : resolvedFiles) {
+        if (mod.isMod) {
+            content += QString(TEMPLATE)
+                           .replace("{name}", mod.name.toHtmlEscaped())
+                           .replace("{url}", ModPlatform::getMetaURL(ModPlatform::ResourceProvider::FLAME, mod.addonId).toHtmlEscaped())
+                           .replace("{authors}", !mod.authors.isEmpty() ? QString(" (by %1)").arg(mod.authors).toHtmlEscaped() : "");
+        }
+    }
+    content = "<ul>" + content + "</ul>";
+    return content.toUtf8();
+}
\ No newline at end of file
diff --git a/launcher/modplatform/flame/FlamePackExportTask.h b/launcher/modplatform/flame/FlamePackExportTask.h
index 3dee0a7e..d3dc6281 100644
--- a/launcher/modplatform/flame/FlamePackExportTask.h
+++ b/launcher/modplatform/flame/FlamePackExportTask.h
@@ -19,8 +19,6 @@
 
 #pragma once
 
-#include <QFuture>
-#include <QFutureWatcher>
 #include "BaseInstance.h"
 #include "MMCZip.h"
 #include "minecraft/MinecraftInstance.h"
@@ -52,7 +50,6 @@ class FlamePackExportTask : public Task {
     const QString output;
     const MMCZip::FilterFunction filter;
 
-    typedef std::optional<QString> BuildZipResult;
     struct ResolvedFile {
         int addonId;
         int version;
@@ -76,15 +73,13 @@ class FlamePackExportTask : public Task {
     QMap<QString, HashInfo> pendingHashes{};
     QMap<QString, ResolvedFile> resolvedFiles{};
     Task::Ptr task;
-    QFuture<BuildZipResult> buildZipFuture;
-    QFutureWatcher<BuildZipResult> buildZipWatcher;
 
     void collectFiles();
     void collectHashes();
     void makeApiRequest();
     void getProjectsInfo();
     void buildZip();
-    void finish();
 
     QByteArray generateIndex();
+    QByteArray generateHTML();
 };
diff --git a/launcher/modplatform/flame/PackManifest.cpp b/launcher/modplatform/flame/PackManifest.cpp
index 22008297..ee4d0766 100644
--- a/launcher/modplatform/flame/PackManifest.cpp
+++ b/launcher/modplatform/flame/PackManifest.cpp
@@ -76,13 +76,8 @@ bool Flame::File::parseFromObject(const QJsonObject& obj,  bool throw_on_blocked
     // It is also optional
     type = File::Type::SingleFile;
 
-    if (fileName.endsWith(".zip")) {
-        // this is probably a resource pack
-        targetFolder = "resourcepacks";
-    } else {
-        // this is probably a mod, dunno what else could modpacks download
-        targetFolder = "mods";
-    }
+    targetFolder = "mods";
+
     // get the hash
     hash = QString();
     auto hashes = Json::ensureArray(obj, "hashes");
diff --git a/launcher/modplatform/helpers/ExportToModList.cpp b/launcher/modplatform/helpers/ExportToModList.cpp
new file mode 100644
index 00000000..1f01c4a8
--- /dev/null
+++ b/launcher/modplatform/helpers/ExportToModList.cpp
@@ -0,0 +1,200 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#include "ExportToModList.h"
+#include <QJsonArray>
+#include <QJsonDocument>
+#include <QJsonObject>
+
+namespace ExportToModList {
+QString toHTML(QList<Mod*> mods, OptionalData extraData)
+{
+    QStringList lines;
+    for (auto mod : mods) {
+        auto meta = mod->metadata();
+        auto modName = mod->name().toHtmlEscaped();
+        if (extraData & Url) {
+            auto url = mod->metaurl().toHtmlEscaped();
+            if (!url.isEmpty())
+                modName = QString("<a href=\"%1\">%2</a>").arg(url, modName);
+        }
+        auto line = modName;
+        if (extraData & Version) {
+            auto ver = mod->version();
+            if (ver.isEmpty() && meta != nullptr)
+                ver = meta->version().toString();
+            if (!ver.isEmpty())
+                line += QString(" [%1]").arg(ver.toHtmlEscaped());
+        }
+        if (extraData & Authors && !mod->authors().isEmpty())
+            line += " by " + mod->authors().join(", ").toHtmlEscaped();
+        lines.append(QString("<li>%1</li>").arg(line));
+    }
+    return QString("<html><body><ul>\n\t%1\n</ul></body></html>").arg(lines.join("\n\t"));
+}
+
+QString toMarkdown(QList<Mod*> mods, OptionalData extraData)
+{
+    QStringList lines;
+    for (auto mod : mods) {
+        auto meta = mod->metadata();
+        auto modName = mod->name();
+        if (extraData & Url) {
+            auto url = mod->metaurl();
+            if (!url.isEmpty())
+                modName = QString("[%1](%2)").arg(modName, url);
+        }
+        auto line = modName;
+        if (extraData & Version) {
+            auto ver = mod->version();
+            if (ver.isEmpty() && meta != nullptr)
+                ver = meta->version().toString();
+            if (!ver.isEmpty())
+                line += QString(" [%1]").arg(ver);
+        }
+        if (extraData & Authors && !mod->authors().isEmpty())
+            line += " by " + mod->authors().join(", ");
+        lines << "- " + line;
+    }
+    return lines.join("\n");
+}
+
+QString toPlainTXT(QList<Mod*> mods, OptionalData extraData)
+{
+    QStringList lines;
+    for (auto mod : mods) {
+        auto meta = mod->metadata();
+        auto modName = mod->name();
+
+        auto line = modName;
+        if (extraData & Url) {
+            auto url = mod->metaurl();
+            if (!url.isEmpty())
+                line += QString(" (%1)").arg(url);
+        }
+        if (extraData & Version) {
+            auto ver = mod->version();
+            if (ver.isEmpty() && meta != nullptr)
+                ver = meta->version().toString();
+            if (!ver.isEmpty())
+                line += QString(" [%1]").arg(ver);
+        }
+        if (extraData & Authors && !mod->authors().isEmpty())
+            line += " by " + mod->authors().join(", ");
+        lines << line;
+    }
+    return lines.join("\n");
+}
+
+QString toJSON(QList<Mod*> mods, OptionalData extraData)
+{
+    QJsonArray lines;
+    for (auto mod : mods) {
+        auto meta = mod->metadata();
+        auto modName = mod->name();
+        QJsonObject line;
+        line["name"] = modName;
+        if (extraData & Url) {
+            auto url = mod->metaurl();
+            if (!url.isEmpty())
+                line["url"] = url;
+        }
+        if (extraData & Version) {
+            auto ver = mod->version();
+            if (ver.isEmpty() && meta != nullptr)
+                ver = meta->version().toString();
+            if (!ver.isEmpty())
+                line["version"] = ver;
+        }
+        if (extraData & Authors && !mod->authors().isEmpty())
+            line["authors"] = QJsonArray::fromStringList(mod->authors());
+        lines << line;
+    }
+    QJsonDocument doc;
+    doc.setArray(lines);
+    return doc.toJson();
+}
+
+QString toCSV(QList<Mod*> mods, OptionalData extraData)
+{
+    QStringList lines;
+    for (auto mod : mods) {
+        QStringList data;
+        auto meta = mod->metadata();
+        auto modName = mod->name();
+
+        data << modName;
+        if (extraData & Url)
+            data << mod->metaurl();
+        if (extraData & Version) {
+            auto ver = mod->version();
+            if (ver.isEmpty() && meta != nullptr)
+                ver = meta->version().toString();
+            data << ver;
+        }
+        if (extraData & Authors) {
+            QString authors;
+            if (mod->authors().length() == 1)
+                authors = mod->authors().back();
+            else if (mod->authors().length() > 1)
+                authors = QString("\"%1\"").arg(mod->authors().join(","));
+            data << authors;
+        }
+        lines << data.join(",");
+    }
+    return lines.join("\n");
+}
+
+QString exportToModList(QList<Mod*> mods, Formats format, OptionalData extraData)
+{
+    switch (format) {
+        case HTML:
+            return toHTML(mods, extraData);
+        case MARKDOWN:
+            return toMarkdown(mods, extraData);
+        case PLAINTXT:
+            return toPlainTXT(mods, extraData);
+        case JSON:
+            return toJSON(mods, extraData);
+        case CSV:
+            return toCSV(mods, extraData);
+        default: {
+            return QString("unknown format:%1").arg(format);
+        }
+    }
+}
+
+QString exportToModList(QList<Mod*> mods, QString lineTemplate)
+{
+    QStringList lines;
+    for (auto mod : mods) {
+        auto meta = mod->metadata();
+        auto modName = mod->name();
+        auto url = mod->metaurl();
+        auto ver = mod->version();
+        if (ver.isEmpty() && meta != nullptr)
+            ver = meta->version().toString();
+        auto authors = mod->authors().join(", ");
+        lines << QString(lineTemplate)
+                     .replace("{name}", modName)
+                     .replace("{url}", url)
+                     .replace("{version}", ver)
+                     .replace("{authors}", authors);
+    }
+    return lines.join("\n");
+}
+}  // namespace ExportToModList
\ No newline at end of file
diff --git a/launcher/modplatform/helpers/ExportToModList.h b/launcher/modplatform/helpers/ExportToModList.h
new file mode 100644
index 00000000..7ea4ba9c
--- /dev/null
+++ b/launcher/modplatform/helpers/ExportToModList.h
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <QList>
+#include <QString>
+#include "minecraft/mod/Mod.h"
+
+namespace ExportToModList {
+
+enum Formats { HTML, MARKDOWN, PLAINTXT, JSON, CSV, CUSTOM };
+enum OptionalData {
+    Authors = 1 << 0,
+    Url = 1 << 1,
+    Version = 1 << 2,
+};
+QString exportToModList(QList<Mod*> mods, Formats format, OptionalData extraData);
+QString exportToModList(QList<Mod*> mods, QString lineTemplate);
+}  // namespace ExportToModList
diff --git a/launcher/modplatform/helpers/NetworkResourceAPI.cpp b/launcher/modplatform/helpers/NetworkResourceAPI.cpp
index c278f800..9bc6dd5c 100644
--- a/launcher/modplatform/helpers/NetworkResourceAPI.cpp
+++ b/launcher/modplatform/helpers/NetworkResourceAPI.cpp
@@ -10,6 +10,8 @@
 
 #include "modplatform/ModIndex.h"
 
+#include "net/ApiDownload.h"
+
 Task::Ptr NetworkResourceAPI::searchProjects(SearchArgs&& args, SearchCallbacks&& callbacks) const
 {
     auto search_url_optional = getSearchURL(args);
@@ -23,7 +25,7 @@ Task::Ptr NetworkResourceAPI::searchProjects(SearchArgs&& args, SearchCallbacks&
     auto response = std::make_shared<QByteArray>();
     auto netJob = makeShared<NetJob>(QString("%1::Search").arg(debugName()), APPLICATION->network());
 
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(search_url), response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(search_url), response));
 
     QObject::connect(netJob.get(), &NetJob::succeeded, [this, response, callbacks] {
         QJsonParseError parse_error{};
@@ -85,7 +87,7 @@ Task::Ptr NetworkResourceAPI::getProjectVersions(VersionSearchArgs&& args, Versi
     auto netJob = makeShared<NetJob>(QString("%1::Versions").arg(args.pack.name), APPLICATION->network());
     auto response = std::make_shared<QByteArray>();
 
-    netJob->addNetAction(Net::Download::makeByteArray(versions_url, response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(versions_url, response));
 
     QObject::connect(netJob.get(), &NetJob::succeeded, [response, callbacks, args] {
         QJsonParseError parse_error{};
@@ -113,7 +115,7 @@ Task::Ptr NetworkResourceAPI::getProject(QString addonId, std::shared_ptr<QByteA
 
     auto netJob = makeShared<NetJob>(QString("%1::GetProject").arg(addonId), APPLICATION->network());
 
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(project_url), response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(project_url), response));
 
     return netJob;
 }
diff --git a/launcher/modplatform/import_ftb/PackHelpers.cpp b/launcher/modplatform/import_ftb/PackHelpers.cpp
new file mode 100644
index 00000000..4a1bbef9
--- /dev/null
+++ b/launcher/modplatform/import_ftb/PackHelpers.cpp
@@ -0,0 +1,87 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "modplatform/import_ftb/PackHelpers.h"
+
+#include <QIcon>
+#include <QString>
+#include <QVariant>
+
+#include "FileSystem.h"
+#include "Json.h"
+
+namespace FTBImportAPP {
+
+Modpack parseDirectory(QString path)
+{
+    Modpack modpack{ path };
+    auto instanceFile = QFileInfo(FS::PathCombine(path, "instance.json"));
+    if (!instanceFile.exists() || !instanceFile.isFile())
+        return {};
+    try {
+        auto doc = Json::requireDocument(instanceFile.absoluteFilePath(), "FTB_APP instance JSON file");
+        const auto root = doc.object();
+        modpack.uuid = Json::requireString(root, "uuid", "uuid");
+        modpack.id = Json::requireInteger(root, "id", "id");
+        modpack.versionId = Json::requireInteger(root, "versionId", "versionId");
+        modpack.name = Json::requireString(root, "name", "name");
+        modpack.version = Json::requireString(root, "version", "version");
+        modpack.mcVersion = Json::requireString(root, "mcVersion", "mcVersion");
+        modpack.jvmArgs = Json::ensureVariant(root, "jvmArgs", {}, "jvmArgs");
+    } catch (const Exception& e) {
+        qDebug() << "Couldn't load ftb instance json: " << e.cause();
+        return {};
+    }
+    auto versionsFile = QFileInfo(FS::PathCombine(path, "version.json"));
+    if (!versionsFile.exists() || !versionsFile.isFile())
+        return {};
+    try {
+        auto doc = Json::requireDocument(versionsFile.absoluteFilePath(), "FTB_APP version JSON file");
+        const auto root = doc.object();
+        auto targets = Json::requireArray(root, "targets", "targets");
+
+        for (auto target : targets) {
+            auto obj = Json::requireObject(target, "target");
+            auto name = Json::requireString(obj, "name", "name");
+            auto version = Json::requireString(obj, "version", "version");
+            if (name == "forge") {
+                modpack.loaderType = ResourceAPI::Forge;
+                modpack.version = version;
+                break;
+            } else if (name == "fabric") {
+                modpack.loaderType = ResourceAPI::Fabric;
+                modpack.version = version;
+                break;
+            } else if (name == "quilt") {
+                modpack.loaderType = ResourceAPI::Quilt;
+                modpack.version = version;
+                break;
+            }
+        }
+    } catch (const Exception& e) {
+        qDebug() << "Couldn't load ftb version json: " << e.cause();
+        return {};
+    }
+    auto iconFile = QFileInfo(FS::PathCombine(path, "folder.jpg"));
+    if (iconFile.exists() && iconFile.isFile()) {
+        modpack.icon = QIcon(iconFile.absoluteFilePath());
+    }
+    return modpack;
+}
+
+}  // namespace FTBImportAPP
diff --git a/launcher/modplatform/import_ftb/PackHelpers.h b/launcher/modplatform/import_ftb/PackHelpers.h
new file mode 100644
index 00000000..8ea4f3fa
--- /dev/null
+++ b/launcher/modplatform/import_ftb/PackHelpers.h
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include <QIcon>
+#include <QList>
+#include <QMetaType>
+#include <QString>
+#include <QVariant>
+#include "modplatform/ResourceAPI.h"
+
+namespace FTBImportAPP {
+
+struct Modpack {
+    QString path;
+
+    // json data
+    QString uuid;
+    int id;
+    int versionId;
+    QString name;
+    QString version;
+    QString mcVersion;
+    // not needed for instance creation
+    QVariant jvmArgs;
+
+    std::optional<ResourceAPI::ModLoaderType> loaderType;
+    QString loaderVersion;
+
+    QIcon icon;
+};
+
+typedef QList<Modpack> ModpackList;
+
+Modpack parseDirectory(QString path);
+
+}  // namespace FTBImportAPP
+
+// We need it for the proxy model
+Q_DECLARE_METATYPE(FTBImportAPP::Modpack)
diff --git a/launcher/modplatform/import_ftb/PackInstallTask.cpp b/launcher/modplatform/import_ftb/PackInstallTask.cpp
new file mode 100644
index 00000000..b5e424d1
--- /dev/null
+++ b/launcher/modplatform/import_ftb/PackInstallTask.cpp
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "PackInstallTask.h"
+
+#include <QtConcurrent>
+
+#include "BaseInstance.h"
+#include "FileSystem.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+#include "modplatform/ResourceAPI.h"
+#include "modplatform/import_ftb/PackHelpers.h"
+#include "settings/INISettingsObject.h"
+
+namespace FTBImportAPP {
+
+void PackInstallTask::executeTask()
+{
+    setStatus(tr("Copying files..."));
+    setAbortable(false);
+    progress(1, 2);
+
+    m_copyFuture = QtConcurrent::run(QThreadPool::globalInstance(), [this] {
+        FS::copy folderCopy(m_pack.path, FS::PathCombine(m_stagingPath, ".minecraft"));
+        folderCopy.followSymlinks(true);
+        return folderCopy();
+    });
+    connect(&m_copyFutureWatcher, &QFutureWatcher<bool>::finished, this, &PackInstallTask::copySettings);
+    connect(&m_copyFutureWatcher, &QFutureWatcher<bool>::canceled, this, &PackInstallTask::emitAborted);
+    m_copyFutureWatcher.setFuture(m_copyFuture);
+}
+
+void PackInstallTask::copySettings()
+{
+    setStatus(tr("Copying settings..."));
+    progress(2, 2);
+    QString instanceConfigPath = FS::PathCombine(m_stagingPath, "instance.cfg");
+    auto instanceSettings = std::make_shared<INISettingsObject>(instanceConfigPath);
+    instanceSettings->suspendSave();
+    MinecraftInstance instance(m_globalSettings, instanceSettings, m_stagingPath);
+    instance.settings()->set("InstanceType", "OneSix");
+
+    if (m_pack.jvmArgs.isValid() && !m_pack.jvmArgs.toString().isEmpty()) {
+        instance.settings()->set("OverrideJavaArgs", true);
+        instance.settings()->set("JvmArgs", m_pack.jvmArgs.toString());
+    }
+
+    auto components = instance.getPackProfile();
+    components->buildingFromScratch();
+    components->setComponentVersion("net.minecraft", m_pack.mcVersion, true);
+
+    auto modloader = m_pack.loaderType;
+    if (modloader.has_value())
+        switch (modloader.value()) {
+            case ResourceAPI::Forge: {
+                components->setComponentVersion("net.minecraftforge", m_pack.version, true);
+                break;
+            }
+            case ResourceAPI::Fabric: {
+                components->setComponentVersion("net.fabricmc.fabric-loader", m_pack.version, true);
+                break;
+            }
+            case ResourceAPI::Quilt: {
+                components->setComponentVersion("org.quiltmc.quilt-loader", m_pack.version, true);
+                break;
+            }
+            case ResourceAPI::Cauldron:
+                break;
+            case ResourceAPI::LiteLoader:
+                break;
+        }
+    components->saveNow();
+
+    instance.setName(name());
+    if (m_instIcon == "default")
+        m_instIcon = "ftb_logo";
+    instance.setIconKey(m_instIcon);
+    instanceSettings->resumeSave();
+
+    emitSucceeded();
+}
+
+}  // namespace FTBImportAPP
diff --git a/launcher/modplatform/import_ftb/PackInstallTask.h b/launcher/modplatform/import_ftb/PackInstallTask.h
new file mode 100644
index 00000000..842e4b35
--- /dev/null
+++ b/launcher/modplatform/import_ftb/PackInstallTask.h
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <QFuture>
+#include <QFutureWatcher>
+
+#include "InstanceTask.h"
+#include "PackHelpers.h"
+
+namespace FTBImportAPP {
+
+class PackInstallTask : public InstanceTask {
+    Q_OBJECT
+
+   public:
+    explicit PackInstallTask(const Modpack& pack) : m_pack(pack) {}
+    virtual ~PackInstallTask() = default;
+
+   protected:
+    virtual void executeTask() override;
+
+   private slots:
+    void copySettings();
+
+   private:
+    QFuture<bool> m_copyFuture;
+    QFutureWatcher<bool> m_copyFutureWatcher;
+
+    const Modpack m_pack;
+};
+
+}  // namespace FTBImportAPP
diff --git a/launcher/modplatform/legacy_ftb/PackFetchTask.cpp b/launcher/modplatform/legacy_ftb/PackFetchTask.cpp
index a8a0fc2c..e5ad8244 100644
--- a/launcher/modplatform/legacy_ftb/PackFetchTask.cpp
+++ b/launcher/modplatform/legacy_ftb/PackFetchTask.cpp
@@ -40,6 +40,8 @@
 #include "BuildConfig.h"
 #include "Application.h"
 
+#include "net/ApiDownload.h"
+
 namespace LegacyFTB {
 
 void PackFetchTask::fetch()
@@ -51,7 +53,7 @@ void PackFetchTask::fetch()
 
     QUrl publicPacksUrl = QUrl(BuildConfig.LEGACY_FTB_CDN_BASE_URL + "static/modpacks.xml");
     qDebug() << "Downloading public version info from" << publicPacksUrl.toString();
-    jobPtr->addNetAction(Net::Download::makeByteArray(publicPacksUrl, publicModpacksXmlFileData));
+    jobPtr->addNetAction(Net::ApiDownload::makeByteArray(publicPacksUrl, publicModpacksXmlFileData));
 
     QUrl thirdPartyUrl = QUrl(BuildConfig.LEGACY_FTB_CDN_BASE_URL + "static/thirdparty.xml");
     qDebug() << "Downloading thirdparty version info from" << thirdPartyUrl.toString();
@@ -71,7 +73,7 @@ void PackFetchTask::fetchPrivate(const QStringList& toFetch)
     for (auto& packCode : toFetch) {
         auto data = std::make_shared<QByteArray>();
         NetJob* job = new NetJob("Fetching private pack", m_network);
-        job->addNetAction(Net::Download::makeByteArray(privatePackBaseUrl.arg(packCode), data));
+        job->addNetAction(Net::ApiDownload::makeByteArray(privatePackBaseUrl.arg(packCode), data));
 
         QObject::connect(job, &NetJob::succeeded, this, [this, job, data, packCode] {
             ModpackList packs;
diff --git a/launcher/modplatform/legacy_ftb/PackInstallTask.cpp b/launcher/modplatform/legacy_ftb/PackInstallTask.cpp
index 36c142ac..beb295dc 100644
--- a/launcher/modplatform/legacy_ftb/PackInstallTask.cpp
+++ b/launcher/modplatform/legacy_ftb/PackInstallTask.cpp
@@ -37,16 +37,18 @@
 
 #include <QtConcurrent>
 
-#include "MMCZip.h"
 #include "BaseInstance.h"
 #include "FileSystem.h"
-#include "settings/INISettingsObject.h"
+#include "MMCZip.h"
+#include "minecraft/GradleSpecifier.h"
 #include "minecraft/MinecraftInstance.h"
 #include "minecraft/PackProfile.h"
-#include "minecraft/GradleSpecifier.h"
+#include "settings/INISettingsObject.h"
 
-#include "BuildConfig.h"
 #include "Application.h"
+#include "BuildConfig.h"
+
+#include "net/ApiDownload.h"
 
 namespace LegacyFTB {
 
@@ -65,6 +67,7 @@ void PackInstallTask::executeTask()
 void PackInstallTask::downloadPack()
 {
     setStatus(tr("Downloading zip for %1").arg(m_pack.name));
+    setProgress(1, 4);
     setAbortable(false);
 
     archivePath = QString("%1/%2/%3").arg(m_pack.dir, m_version.replace(".", "_"), m_pack.file);
@@ -76,13 +79,12 @@ void PackInstallTask::downloadPack()
     } else {
         url = QString(BuildConfig.LEGACY_FTB_CDN_BASE_URL + "modpacks/%1").arg(archivePath);
     }
-    netJobContainer->addNetAction(Net::Download::makeFile(url, archivePath));
+    netJobContainer->addNetAction(Net::ApiDownload::makeFile(url, archivePath));
 
-    connect(netJobContainer.get(), &NetJob::succeeded, this, &PackInstallTask::onDownloadSucceeded);
-    connect(netJobContainer.get(), &NetJob::failed, this, &PackInstallTask::onDownloadFailed);
-    connect(netJobContainer.get(), &NetJob::progress, this, &PackInstallTask::onDownloadProgress);
-    connect(netJobContainer.get(), &NetJob::stepProgress, this, &PackInstallTask::propogateStepProgress);
-    connect(netJobContainer.get(), &NetJob::aborted, this, &PackInstallTask::onDownloadAborted);
+    connect(netJobContainer.get(), &NetJob::succeeded, this, &PackInstallTask::unzip);
+    connect(netJobContainer.get(), &NetJob::failed, this, &PackInstallTask::emitFailed);
+    connect(netJobContainer.get(), &NetJob::stepProgress, this, &PackInstallTask::propagateStepProgress);
+    connect(netJobContainer.get(), &NetJob::aborted, this, &PackInstallTask::emitAborted);
 
     netJobContainer->start();
 
@@ -90,27 +92,6 @@ void PackInstallTask::downloadPack()
     progress(1, 4);
 }
 
-void PackInstallTask::onDownloadSucceeded()
-{
-    unzip();
-}
-
-void PackInstallTask::onDownloadFailed(QString reason)
-{
-    emitFailed(reason);
-}
-
-void PackInstallTask::onDownloadProgress(qint64 current, qint64 total)
-{
-    progress(current, total * 4);
-    setStatus(tr("Downloading zip for %1 (%2%)").arg(m_pack.name).arg(current / 10));
-}
-
-void PackInstallTask::onDownloadAborted()
-{
-    emitAborted();
-}
-
 void PackInstallTask::unzip()
 {
     setStatus(tr("Extracting modpack"));
@@ -120,16 +101,17 @@ void PackInstallTask::unzip()
     QDir extractDir(m_stagingPath);
 
     m_packZip.reset(new QuaZip(archivePath));
-    if(!m_packZip->open(QuaZip::mdUnzip))
-    {
+    if (!m_packZip->open(QuaZip::mdUnzip)) {
         emitFailed(tr("Failed to open modpack file %1!").arg(archivePath));
         return;
     }
 
 #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
-    m_extractFuture = QtConcurrent::run(QThreadPool::globalInstance(), QOverload<QString, QString>::of(MMCZip::extractDir), archivePath, extractDir.absolutePath() + "/unzip");
+    m_extractFuture = QtConcurrent::run(QThreadPool::globalInstance(), QOverload<QString, QString>::of(MMCZip::extractDir), archivePath,
+                                        extractDir.absolutePath() + "/unzip");
 #else
-    m_extractFuture = QtConcurrent::run(QThreadPool::globalInstance(), MMCZip::extractDir, archivePath, extractDir.absolutePath() + "/unzip");
+    m_extractFuture =
+        QtConcurrent::run(QThreadPool::globalInstance(), MMCZip::extractDir, archivePath, extractDir.absolutePath() + "/unzip");
 #endif
     connect(&m_extractFutureWatcher, &QFutureWatcher<QStringList>::finished, this, &PackInstallTask::onUnzipFinished);
     connect(&m_extractFutureWatcher, &QFutureWatcher<QStringList>::canceled, this, &PackInstallTask::onUnzipCanceled);
@@ -151,11 +133,9 @@ void PackInstallTask::install()
     setStatus(tr("Installing modpack"));
     progress(3, 4);
     QDir unzipMcDir(m_stagingPath + "/unzip/minecraft");
-    if(unzipMcDir.exists())
-    {
-        //ok, found minecraft dir, move contents to instance dir
-        if(!QDir().rename(m_stagingPath + "/unzip/minecraft", m_stagingPath + "/.minecraft"))
-        {
+    if (unzipMcDir.exists()) {
+        // ok, found minecraft dir, move contents to instance dir
+        if (!QDir().rename(m_stagingPath + "/unzip/minecraft", m_stagingPath + "/.minecraft")) {
             emitFailed(tr("Failed to move unzipped Minecraft!"));
             return;
         }
@@ -172,23 +152,20 @@ void PackInstallTask::install()
 
     bool fallback = true;
 
-    //handle different versions
+    // handle different versions
     QFile packJson(m_stagingPath + "/.minecraft/pack.json");
     QDir jarmodDir = QDir(m_stagingPath + "/unzip/instMods");
-    if(packJson.exists())
-    {
+    if (packJson.exists()) {
         packJson.open(QIODevice::ReadOnly | QIODevice::Text);
         QJsonDocument doc = QJsonDocument::fromJson(packJson.readAll());
         packJson.close();
 
-        //we only care about the libs
+        // we only care about the libs
         QJsonArray libs = doc.object().value("libraries").toArray();
 
-        foreach (const QJsonValue &value, libs)
-        {
+        foreach (const QJsonValue& value, libs) {
             QString nameValue = value.toObject().value("name").toString();
-            if(!nameValue.startsWith("net.minecraftforge"))
-            {
+            if (!nameValue.startsWith("net.minecraftforge")) {
                 continue;
             }
 
@@ -199,16 +176,13 @@ void PackInstallTask::install()
             fallback = false;
             break;
         }
-
     }
 
-    if(jarmodDir.exists())
-    {
+    if (jarmodDir.exists()) {
         qDebug() << "Found jarmods, installing...";
 
         QStringList jarmods;
-        for (auto info: jarmodDir.entryInfoList(QDir::NoDotAndDotDot | QDir::Files))
-        {
+        for (auto info : jarmodDir.entryInfoList(QDir::NoDotAndDotDot | QDir::Files)) {
             qDebug() << "Jarmod:" << info.fileName();
             jarmods.push_back(info.absoluteFilePath());
         }
@@ -217,12 +191,11 @@ void PackInstallTask::install()
         fallback = false;
     }
 
-    //just nuke unzip directory, it s not needed anymore
+    // just nuke unzip directory, it s not needed anymore
     FS::deletePath(m_stagingPath + "/unzip");
 
-    if(fallback)
-    {
-        //TODO: Some fallback mechanism... or just keep failing!
+    if (fallback) {
+        // TODO: Some fallback mechanism... or just keep failing!
         emitFailed(tr("No installation method found!"));
         return;
     }
@@ -232,8 +205,7 @@ void PackInstallTask::install()
     progress(4, 4);
 
     instance.setName(name());
-    if(m_instIcon == "default")
-    {
+    if (m_instIcon == "default") {
         m_instIcon = "ftb_logo";
     }
     instance.setIconKey(m_instIcon);
@@ -252,4 +224,4 @@ bool PackInstallTask::abort()
     return InstanceTask::abort();
 }
 
-}
+}  // namespace LegacyFTB
diff --git a/launcher/modplatform/legacy_ftb/PackInstallTask.h b/launcher/modplatform/legacy_ftb/PackInstallTask.h
index da791e06..30ff4859 100644
--- a/launcher/modplatform/legacy_ftb/PackInstallTask.h
+++ b/launcher/modplatform/legacy_ftb/PackInstallTask.h
@@ -1,12 +1,12 @@
 #pragma once
-#include "InstanceTask.h"
-#include "net/NetJob.h"
 #include <quazip/quazip.h>
 #include <quazip/quazipdir.h>
+#include "InstanceTask.h"
+#include "PackHelpers.h"
 #include "meta/Index.h"
 #include "meta/Version.h"
 #include "meta/VersionList.h"
-#include "PackHelpers.h"
+#include "net/NetJob.h"
 
 #include "net/NetJob.h"
 
@@ -14,36 +14,31 @@
 
 namespace LegacyFTB {
 
-class PackInstallTask : public InstanceTask
-{
+class PackInstallTask : public InstanceTask {
     Q_OBJECT
 
-public:
+   public:
     explicit PackInstallTask(shared_qobject_ptr<QNetworkAccessManager> network, Modpack pack, QString version);
-    virtual ~PackInstallTask(){}
+    virtual ~PackInstallTask() {}
 
     bool canAbort() const override { return true; }
     bool abort() override;
 
-protected:
+   protected:
     //! Entry point for tasks.
     virtual void executeTask() override;
 
-private:
+   private:
     void downloadPack();
     void unzip();
     void install();
 
-private slots:
-    void onDownloadSucceeded();
-    void onDownloadFailed(QString reason);
-    void onDownloadProgress(qint64 current, qint64 total);
-    void onDownloadAborted();
+   private slots:
 
     void onUnzipFinished();
     void onUnzipCanceled();
 
-private: /* data */
+   private: /* data */
     shared_qobject_ptr<QNetworkAccessManager> m_network;
     bool abortable = false;
     std::unique_ptr<QuaZip> m_packZip;
@@ -56,4 +51,4 @@ private: /* data */
     QString m_version;
 };
 
-}
+}  // namespace LegacyFTB
diff --git a/launcher/modplatform/modrinth/ModrinthAPI.cpp b/launcher/modplatform/modrinth/ModrinthAPI.cpp
index 364cf3f3..466c5b10 100644
--- a/launcher/modplatform/modrinth/ModrinthAPI.cpp
+++ b/launcher/modplatform/modrinth/ModrinthAPI.cpp
@@ -6,6 +6,8 @@
 
 #include "Application.h"
 #include "Json.h"
+#include "net/ApiDownload.h"
+#include "net/ApiUpload.h"
 #include "net/NetJob.h"
 #include "net/Upload.h"
 
@@ -13,7 +15,7 @@ Task::Ptr ModrinthAPI::currentVersion(QString hash, QString hash_format, std::sh
 {
     auto netJob = makeShared<NetJob>(QString("Modrinth::GetCurrentVersion"), APPLICATION->network());
 
-    netJob->addNetAction(Net::Download::makeByteArray(
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(
         QString(BuildConfig.MODRINTH_PROD_URL + "/version_file/%1?algorithm=%2").arg(hash, hash_format), response));
 
     return netJob;
@@ -31,7 +33,7 @@ Task::Ptr ModrinthAPI::currentVersions(const QStringList& hashes, QString hash_f
     QJsonDocument body(body_obj);
     auto body_raw = body.toJson();
 
-    netJob->addNetAction(Net::Upload::makeByteArray(QString(BuildConfig.MODRINTH_PROD_URL + "/version_files"), response, body_raw));
+    netJob->addNetAction(Net::ApiUpload::makeByteArray(QString(BuildConfig.MODRINTH_PROD_URL + "/version_files"), response, body_raw));
 
     return netJob;
 }
@@ -60,7 +62,7 @@ Task::Ptr ModrinthAPI::latestVersion(QString hash,
     QJsonDocument body(body_obj);
     auto body_raw = body.toJson();
 
-    netJob->addNetAction(Net::Upload::makeByteArray(
+    netJob->addNetAction(Net::ApiUpload::makeByteArray(
         QString(BuildConfig.MODRINTH_PROD_URL + "/version_file/%1/update?algorithm=%2").arg(hash, hash_format), response, body_raw));
 
     return netJob;
@@ -93,7 +95,8 @@ Task::Ptr ModrinthAPI::latestVersions(const QStringList& hashes,
     QJsonDocument body(body_obj);
     auto body_raw = body.toJson();
 
-    netJob->addNetAction(Net::Upload::makeByteArray(QString(BuildConfig.MODRINTH_PROD_URL + "/version_files/update"), response, body_raw));
+    netJob->addNetAction(
+        Net::ApiUpload::makeByteArray(QString(BuildConfig.MODRINTH_PROD_URL + "/version_files/update"), response, body_raw));
 
     return netJob;
 }
@@ -103,7 +106,7 @@ Task::Ptr ModrinthAPI::getProjects(QStringList addonIds, std::shared_ptr<QByteAr
     auto netJob = makeShared<NetJob>(QString("Modrinth::GetProjects"), APPLICATION->network());
     auto searchUrl = getMultipleModInfoURL(addonIds);
 
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchUrl), response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(searchUrl), response));
 
     return netJob;
 }
diff --git a/launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp b/launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp
index 76f07277..2e42d6e7 100644
--- a/launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp
+++ b/launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp
@@ -12,6 +12,7 @@
 #include "net/ChecksumValidator.h"
 
 #include "net/NetJob.h"
+#include "net/ApiDownload.h"
 #include "settings/INISettingsObject.h"
 
 #include "ui/dialogs/CustomMessageBox.h"
@@ -238,7 +239,7 @@ bool ModrinthCreationTask::createInstance()
         }
 
         qDebug() << "Will try to download" << file.downloads.front() << "to" << file_path;
-        auto dl = Net::Download::makeFile(file.downloads.dequeue(), file_path);
+        auto dl = Net::ApiDownload::makeFile(file.downloads.dequeue(), file_path);
         dl->addValidator(new Net::ChecksumValidator(file.hashAlgorithm, file.hash));
         m_files_job->addNetAction(dl);
 
@@ -247,7 +248,7 @@ bool ModrinthCreationTask::createInstance()
             // MultipleOptionsTask's , once those exist :)
             auto param = dl.toWeakRef();
             connect(dl.get(), &NetAction::failed, [this, &file, file_path, param] {
-                auto ndl = Net::Download::makeFile(file.downloads.dequeue(), file_path);
+                auto ndl = Net::ApiDownload::makeFile(file.downloads.dequeue(), file_path);
                 ndl->addValidator(new Net::ChecksumValidator(file.hashAlgorithm, file.hash));
                 m_files_job->addNetAction(ndl);
                 if (auto shared = param.lock()) shared->succeeded();
@@ -267,7 +268,7 @@ bool ModrinthCreationTask::createInstance()
         setDetails(tr("%1 out of %2 complete").arg(current).arg(total));
         setProgress(current, total); 
     });
-    connect(m_files_job.get(), &NetJob::stepProgress, this, &ModrinthCreationTask::propogateStepProgress);
+    connect(m_files_job.get(), &NetJob::stepProgress, this, &ModrinthCreationTask::propagateStepProgress);
 
     setStatus(tr("Downloading mods..."));
     m_files_job->start();
diff --git a/launcher/modplatform/modrinth/ModrinthPackExportTask.cpp b/launcher/modplatform/modrinth/ModrinthPackExportTask.cpp
index 30fe566d..7bf29639 100644
--- a/launcher/modplatform/modrinth/ModrinthPackExportTask.cpp
+++ b/launcher/modplatform/modrinth/ModrinthPackExportTask.cpp
@@ -55,20 +55,11 @@ void ModrinthPackExportTask::executeTask()
 
 bool ModrinthPackExportTask::abort()
 {
-    if (task != nullptr) {
+    if (task) {
         task->abort();
-        task = nullptr;
         emitAborted();
         return true;
     }
-
-    if (buildZipFuture.isRunning()) {
-        buildZipFuture.cancel();
-        // NOTE: Here we don't do `emitAborted()` because it will be done when `buildZipFuture` actually cancels, which may not occur
-        // immediately.
-        return true;
-    }
-
     return false;
 }
 
@@ -205,63 +196,36 @@ void ModrinthPackExportTask::buildZip()
 {
     setStatus(tr("Adding files..."));
 
-    buildZipFuture = QtConcurrent::run(QThreadPool::globalInstance(), [this]() {
-        QuaZip zip(output);
-        if (!zip.open(QuaZip::mdCreate)) {
-            QFile::remove(output);
-            return BuildZipResult(tr("Could not create file"));
-        }
-
-        if (buildZipFuture.isCanceled())
-            return BuildZipResult();
-
-        QuaZipFile indexFile(&zip);
-        if (!indexFile.open(QIODevice::WriteOnly, QuaZipNewInfo("modrinth.index.json"))) {
-            QFile::remove(output);
-            return BuildZipResult(tr("Could not create index"));
-        }
-        indexFile.write(generateIndex());
-
-        size_t progress = 0;
-        for (const QFileInfo& file : files) {
-            if (buildZipFuture.isCanceled()) {
-                QFile::remove(output);
-                return BuildZipResult();
-            }
-
-            setProgress(progress, files.length());
-            const QString relative = gameRoot.relativeFilePath(file.absoluteFilePath());
-            if (!resolvedFiles.contains(relative) && !JlCompress::compressFile(&zip, file.absoluteFilePath(), "overrides/" + relative)) {
-                QFile::remove(output);
-                return BuildZipResult(tr("Could not read and compress %1").arg(relative));
-            }
-            progress++;
-        }
+    auto zipTask = makeShared<MMCZip::ExportToZipTask>(output, gameRoot, files, "overrides/", true);
+    zipTask->addExtraFile("modrinth.index.json", generateIndex());
 
-        zip.close();
+    zipTask->setExcludeFiles(resolvedFiles.keys());
 
-        if (zip.getZipError() != 0) {
-            QFile::remove(output);
-            return BuildZipResult(tr("A zip error occurred"));
-        }
+    auto progressStep = std::make_shared<TaskStepProgress>();
+    connect(zipTask.get(), &Task::finished, this, [this, progressStep] {
+        progressStep->state = TaskStepState::Succeeded;
+        stepProgress(*progressStep);
+    });
 
-        return BuildZipResult();
+    connect(zipTask.get(), &Task::succeeded, this, &ModrinthPackExportTask::emitSucceeded);
+    connect(zipTask.get(), &Task::aborted, this, &ModrinthPackExportTask::emitAborted);
+    connect(zipTask.get(), &Task::failed, this, [this, progressStep](QString reason) {
+        progressStep->state = TaskStepState::Failed;
+        stepProgress(*progressStep);
+        emitFailed(reason);
     });
-    connect(&buildZipWatcher, &QFutureWatcher<BuildZipResult>::finished, this, &ModrinthPackExportTask::finish);
-    buildZipWatcher.setFuture(buildZipFuture);
-}
+    connect(zipTask.get(), &Task::stepProgress, this, &ModrinthPackExportTask::propagateStepProgress);
 
-void ModrinthPackExportTask::finish()
-{
-    if (buildZipFuture.isCanceled())
-        emitAborted();
-    else {
-        const BuildZipResult result = buildZipFuture.result();
-        if (result.has_value())
-            emitFailed(result.value());
-        else
-            emitSucceeded();
-    }
+    connect(zipTask.get(), &Task::progress, this, [this, progressStep](qint64 current, qint64 total) {
+        progressStep->update(current, total);
+        stepProgress(*progressStep);
+    });
+    connect(zipTask.get(), &Task::status, this, [this, progressStep](QString status) {
+        progressStep->status = status;
+        stepProgress(*progressStep);
+    });
+    task.reset(zipTask);
+    zipTask->start();
 }
 
 QByteArray ModrinthPackExportTask::generateIndex()
diff --git a/launcher/modplatform/modrinth/ModrinthPackExportTask.h b/launcher/modplatform/modrinth/ModrinthPackExportTask.h
index 96f292c1..1f9e0eb7 100644
--- a/launcher/modplatform/modrinth/ModrinthPackExportTask.h
+++ b/launcher/modplatform/modrinth/ModrinthPackExportTask.h
@@ -56,22 +56,17 @@ class ModrinthPackExportTask : public Task {
     const QString output;
     const MMCZip::FilterFunction filter;
 
-    typedef std::optional<QString> BuildZipResult;
-
     ModrinthAPI api;
     QFileInfoList files;
     QMap<QString, QString> pendingHashes;
     QMap<QString, ResolvedFile> resolvedFiles;
     Task::Ptr task;
-    QFuture<BuildZipResult> buildZipFuture;
-    QFutureWatcher<BuildZipResult> buildZipWatcher;
 
     void collectFiles();
     void collectHashes();
     void makeApiRequest();
     void parseApiResponse(const std::shared_ptr<QByteArray> response);
     void buildZip();
-    void finish();
 
     QByteArray generateIndex();
 };
diff --git a/launcher/modplatform/technic/SingleZipPackInstallTask.cpp b/launcher/modplatform/technic/SingleZipPackInstallTask.cpp
index f07ca24a..b2097c1d 100644
--- a/launcher/modplatform/technic/SingleZipPackInstallTask.cpp
+++ b/launcher/modplatform/technic/SingleZipPackInstallTask.cpp
@@ -23,6 +23,8 @@
 
 #include "Application.h"
 
+#include "net/ApiDownload.h"
+
 Technic::SingleZipPackInstallTask::SingleZipPackInstallTask(const QUrl &sourceUrl, const QString &minecraftVersion)
 {
     m_sourceUrl = sourceUrl;
@@ -45,12 +47,12 @@ void Technic::SingleZipPackInstallTask::executeTask()
     auto entry = APPLICATION->metacache()->resolveEntry("general", path);
     entry->setStale(true);
     m_filesNetJob.reset(new NetJob(tr("Modpack download"), APPLICATION->network()));
-    m_filesNetJob->addNetAction(Net::Download::makeCached(m_sourceUrl, entry));
+    m_filesNetJob->addNetAction(Net::ApiDownload::makeCached(m_sourceUrl, entry));
     m_archivePath = entry->getFullPath();
     auto job = m_filesNetJob.get();
     connect(job, &NetJob::succeeded, this, &Technic::SingleZipPackInstallTask::downloadSucceeded);
     connect(job, &NetJob::progress, this, &Technic::SingleZipPackInstallTask::downloadProgressChanged);
-    connect(job, &NetJob::stepProgress, this, &Technic::SingleZipPackInstallTask::propogateStepProgress);
+    connect(job, &NetJob::stepProgress, this, &Technic::SingleZipPackInstallTask::propagateStepProgress);
     connect(job, &NetJob::failed, this, &Technic::SingleZipPackInstallTask::downloadFailed);
     m_filesNetJob->start();
 }
diff --git a/launcher/modplatform/technic/SolderPackInstallTask.cpp b/launcher/modplatform/technic/SolderPackInstallTask.cpp
index 6a05d17a..d7e9f640 100644
--- a/launcher/modplatform/technic/SolderPackInstallTask.cpp
+++ b/launcher/modplatform/technic/SolderPackInstallTask.cpp
@@ -43,6 +43,7 @@
 #include "SolderPackManifest.h"
 #include "TechnicPackProcessor.h"
 #include "net/ChecksumValidator.h"
+#include "net/ApiDownload.h"
 
 Technic::SolderPackInstallTask::SolderPackInstallTask(shared_qobject_ptr<QNetworkAccessManager> network,
                                                       const QUrl& solderUrl,
@@ -71,7 +72,7 @@ void Technic::SolderPackInstallTask::executeTask()
 
     m_filesNetJob.reset(new NetJob(tr("Resolving modpack files"), m_network));
     auto sourceUrl = QString("%1/modpack/%2/%3").arg(m_solderUrl.toString(), m_pack, m_version);
-    m_filesNetJob->addNetAction(Net::Download::makeByteArray(sourceUrl, m_response));
+    m_filesNetJob->addNetAction(Net::ApiDownload::makeByteArray(sourceUrl, m_response));
 
     auto job = m_filesNetJob.get();
     connect(job, &NetJob::succeeded, this, &Technic::SolderPackInstallTask::fileListSucceeded);
@@ -112,7 +113,7 @@ void Technic::SolderPackInstallTask::fileListSucceeded()
     for (const auto& mod : build.mods) {
         auto path = FS::PathCombine(m_outputDir.path(), QString("%1").arg(i));
 
-        auto dl = Net::Download::makeFile(mod.url, path);
+        auto dl = Net::ApiDownload::makeFile(mod.url, path);
         if (!mod.md5.isEmpty()) {
             auto rawMd5 = QByteArray::fromHex(mod.md5.toLatin1());
             dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Md5, rawMd5));
@@ -126,7 +127,7 @@ void Technic::SolderPackInstallTask::fileListSucceeded()
 
     connect(m_filesNetJob.get(), &NetJob::succeeded, this, &Technic::SolderPackInstallTask::downloadSucceeded);
     connect(m_filesNetJob.get(), &NetJob::progress, this, &Technic::SolderPackInstallTask::downloadProgressChanged);
-    connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &Technic::SolderPackInstallTask::propogateStepProgress);
+    connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &Technic::SolderPackInstallTask::propagateStepProgress);
     connect(m_filesNetJob.get(), &NetJob::failed, this, &Technic::SolderPackInstallTask::downloadFailed);
     connect(m_filesNetJob.get(), &NetJob::aborted, this, &Technic::SolderPackInstallTask::downloadAborted);
     m_filesNetJob->start();
diff --git a/launcher/net/ApiDownload.cpp b/launcher/net/ApiDownload.cpp
new file mode 100644
index 00000000..aaa8ff65
--- /dev/null
+++ b/launcher/net/ApiDownload.cpp
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "net/ApiDownload.h"
+#include "ByteArraySink.h"
+#include "ChecksumValidator.h"
+#include "MetaCacheSink.h"
+#include "net/NetAction.h"
+
+namespace Net {
+
+auto ApiDownload::makeCached(QUrl url, MetaEntryPtr entry, Options options) -> Download::Ptr
+{
+    auto dl = makeShared<ApiDownload>();
+    dl->m_url = url;
+    dl->setObjectName(QString("CACHE:") + url.toString());
+    dl->m_options = options;
+    auto md5Node = new ChecksumValidator(QCryptographicHash::Md5);
+    auto cachedNode = new MetaCacheSink(entry, md5Node, options.testFlag(Option::MakeEternal));
+    dl->m_sink.reset(cachedNode);
+    return dl;
+}
+
+auto ApiDownload::makeByteArray(QUrl url, std::shared_ptr<QByteArray> output, Options options) -> Download::Ptr
+{
+    auto dl = makeShared<ApiDownload>();
+    dl->m_url = url;
+    dl->setObjectName(QString("BYTES:") + url.toString());
+    dl->m_options = options;
+    dl->m_sink.reset(new ByteArraySink(output));
+    return dl;
+}
+
+auto ApiDownload::makeFile(QUrl url, QString path, Options options) -> Download::Ptr
+{
+    auto dl = makeShared<ApiDownload>();
+    dl->m_url = url;
+    dl->setObjectName(QString("FILE:") + url.toString());
+    dl->m_options = options;
+    dl->m_sink.reset(new FileSink(path));
+    return dl;
+}
+
+void ApiDownload::init()
+{
+    qDebug() << "Setting up api download";
+    auto api_headers = new ApiHeaderProxy();
+    addHeaderProxy(api_headers);
+}
+}  // namespace Net
diff --git a/launcher/net/ApiDownload.h b/launcher/net/ApiDownload.h
new file mode 100644
index 00000000..638c94e1
--- /dev/null
+++ b/launcher/net/ApiDownload.h
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+#include "ApiHeaderProxy.h"
+#include "Download.h"
+
+namespace Net {
+
+class ApiDownload : public Download {
+   public:
+    virtual ~ApiDownload() = default;
+
+    static auto makeCached(QUrl url, MetaEntryPtr entry, Options options = Option::NoOptions) -> Download::Ptr;
+    static auto makeByteArray(QUrl url, std::shared_ptr<QByteArray> output, Options options = Option::NoOptions) -> Download::Ptr;
+    static auto makeFile(QUrl url, QString path, Options options = Option::NoOptions) -> Download::Ptr;
+
+    void init() override;
+};
+
+}  // namespace Net
diff --git a/launcher/net/ApiHeaderProxy.h b/launcher/net/ApiHeaderProxy.h
new file mode 100644
index 00000000..789a6fad
--- /dev/null
+++ b/launcher/net/ApiHeaderProxy.h
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+#include "Application.h"
+#include "BuildConfig.h"
+#include "net/HeaderProxy.h"
+
+namespace Net {
+
+class ApiHeaderProxy : public HeaderProxy {
+   public:
+    ApiHeaderProxy() : HeaderProxy() {}
+    virtual ~ApiHeaderProxy() = default;
+
+   public:
+    virtual QList<HeaderPair> headers(const QNetworkRequest& request) const override
+    {
+        QList<HeaderPair> hdrs;
+        if (APPLICATION->capabilities() & Application::SupportsFlame && request.url().host() == QUrl(BuildConfig.FLAME_BASE_URL).host()) {
+            hdrs.append({ "x-api-key", APPLICATION->getFlameAPIKey().toUtf8() });
+        } else if (request.url().host() == QUrl(BuildConfig.MODRINTH_PROD_URL).host() ||
+                   request.url().host() == QUrl(BuildConfig.MODRINTH_STAGING_URL).host()) {
+            QString token = APPLICATION->getModrinthAPIToken();
+            if (!token.isNull())
+                hdrs.append({ "Authorization", token.toUtf8() });
+        }
+        return hdrs;
+    };
+};
+
+}  // namespace Net
diff --git a/launcher/net/ApiUpload.cpp b/launcher/net/ApiUpload.cpp
new file mode 100644
index 00000000..c1221b76
--- /dev/null
+++ b/launcher/net/ApiUpload.cpp
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "net/ApiUpload.h"
+#include "ByteArraySink.h"
+#include "ChecksumValidator.h"
+#include "MetaCacheSink.h"
+#include "net/NetAction.h"
+
+namespace Net {
+
+Upload::Ptr ApiUpload::makeByteArray(QUrl url, std::shared_ptr<QByteArray> output, QByteArray m_post_data)
+{
+    auto up = makeShared<ApiUpload>();
+    up->m_url = std::move(url);
+    up->m_sink.reset(new ByteArraySink(output));
+    up->m_post_data = std::move(m_post_data);
+    return up;
+}
+
+void ApiUpload::init()
+{
+    qDebug() << "Setting up api upload";
+    auto api_headers = new ApiHeaderProxy();
+    addHeaderProxy(api_headers);
+}
+}  // namespace Net
diff --git a/launcher/net/ApiUpload.h b/launcher/net/ApiUpload.h
new file mode 100644
index 00000000..b12842b0
--- /dev/null
+++ b/launcher/net/ApiUpload.h
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+#include "ApiHeaderProxy.h"
+#include "Upload.h"
+
+namespace Net {
+
+class ApiUpload : public Upload {
+   public:
+    virtual ~ApiUpload() = default;
+
+    static Upload::Ptr makeByteArray(QUrl url, std::shared_ptr<QByteArray> output, QByteArray m_post_data);
+
+    void init() override;
+};
+
+}  // namespace Net
diff --git a/launcher/net/ByteArraySink.h b/launcher/net/ByteArraySink.h
index d6b17d60..7b8f0f8a 100644
--- a/launcher/net/ByteArraySink.h
+++ b/launcher/net/ByteArraySink.h
@@ -42,8 +42,6 @@ namespace Net {
 
 /*
  * Sink object for downloads that uses an external QByteArray it doesn't own as a target.
- * FIXME: It is possible that the QByteArray is freed while we're doing some operation on it,
- * causing a segmentation fault.
  */
 class ByteArraySink : public Sink {
    public:
diff --git a/launcher/net/Download.cpp b/launcher/net/Download.cpp
index 4ea45c63..d25447b2 100644
--- a/launcher/net/Download.cpp
+++ b/launcher/net/Download.cpp
@@ -47,17 +47,11 @@
 #include "ChecksumValidator.h"
 #include "MetaCacheSink.h"
 
-#include "Application.h"
-#include "BuildConfig.h"
-
-#include "net/Logging.h"
 #include "net/NetAction.h"
 
-#include "MMCTime.h"
-#include "StringUtils.h"
-
 namespace Net {
 
+#if defined(LAUNCHER_APPLICATION)
 auto Download::makeCached(QUrl url, MetaEntryPtr entry, Options options) -> Download::Ptr
 {
     auto dl = makeShared<Download>();
@@ -69,6 +63,7 @@ auto Download::makeCached(QUrl url, MetaEntryPtr entry, Options options) -> Down
     dl->m_sink.reset(cachedNode);
     return dl;
 }
+#endif
 
 auto Download::makeByteArray(QUrl url, std::shared_ptr<QByteArray> output, Options options) -> Download::Ptr
 {
@@ -90,260 +85,8 @@ auto Download::makeFile(QUrl url, QString path, Options options) -> Download::Pt
     return dl;
 }
 
-void Download::addValidator(Validator* v)
-{
-    m_sink->addValidator(v);
-}
-
-void Download::executeTask()
-{
-    setStatus(tr("Downloading %1").arg(StringUtils::truncateUrlHumanFriendly(m_url, 80)));
-
-    if (getState() == Task::State::AbortedByUser) {
-        qCWarning(taskDownloadLogC) << getUid().toString() << "Attempt to start an aborted Download:" << m_url.toString();
-        emitAborted();
-        return;
-    }
-
-    QNetworkRequest request(m_url);
-    m_state = m_sink->init(request);
-    switch (m_state) {
-        case State::Succeeded:
-            emit succeeded();
-            qCDebug(taskDownloadLogC) << getUid().toString() << "Download cache hit " << m_url.toString();
-            return;
-        case State::Running:
-            qCDebug(taskDownloadLogC) << getUid().toString() << "Downloading " << m_url.toString();
-            break;
-        case State::Inactive:
-        case State::Failed:
-            emitFailed();
-            return;
-        case State::AbortedByUser:
-            emitAborted();
-            return;
-    }
-
-    request.setHeader(QNetworkRequest::UserAgentHeader, APPLICATION->getUserAgent().toUtf8());
-    // TODO remove duplication
-    if (APPLICATION->capabilities() & Application::SupportsFlame && request.url().host() == QUrl(BuildConfig.FLAME_BASE_URL).host()) {
-        request.setRawHeader("x-api-key", APPLICATION->getFlameAPIKey().toUtf8());
-    } else if (request.url().host() == QUrl(BuildConfig.MODRINTH_PROD_URL).host() ||
-               request.url().host() == QUrl(BuildConfig.MODRINTH_STAGING_URL).host()) {
-        QString token = APPLICATION->getModrinthAPIToken();
-        if (!token.isNull())
-            request.setRawHeader("Authorization", token.toUtf8());
-    }
-
-#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
-    request.setTransferTimeout();
-#endif
-
-    m_last_progress_time = m_clock.now();
-    m_last_progress_bytes = 0;
-
-    QNetworkReply* rep = m_network->get(request);
-    m_reply.reset(rep);
-    connect(rep, &QNetworkReply::downloadProgress, this, &Download::downloadProgress);
-    connect(rep, &QNetworkReply::finished, this, &Download::downloadFinished);
-#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0) // QNetworkReply::errorOccurred added in 5.15
-    connect(rep, &QNetworkReply::errorOccurred, this, &Download::downloadError);
-#else
-    connect(rep, QOverload<QNetworkReply::NetworkError>::of(&QNetworkReply::error), this, &Download::downloadError);
-#endif
-    connect(rep, &QNetworkReply::sslErrors, this, &Download::sslErrors);
-    connect(rep, &QNetworkReply::readyRead, this, &Download::downloadReadyRead);
-}
-
-void Download::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
-{
-    auto now = m_clock.now();
-    auto elapsed = now - m_last_progress_time;
-
-    // use milliseconds for speed precision
-    auto elapsed_ms = std::chrono::duration_cast<std::chrono::milliseconds>(elapsed);
-    auto bytes_received_since = bytesReceived - m_last_progress_bytes;
-    auto dl_speed_bps = (double)bytes_received_since / elapsed_ms.count() * 1000;
-    auto remaing_time_s = (bytesTotal - bytesReceived) / dl_speed_bps;
-
-    //: Current amount of bytes downloaded, out of the total amount of bytes in the download
-    QString dl_progress =
-        tr("%1 / %2").arg(StringUtils::humanReadableFileSize(bytesReceived)).arg(StringUtils::humanReadableFileSize(bytesTotal));
-
-    QString dl_speed_str;
-    if (elapsed_ms.count() > 0) {
-        auto str_eta = bytesTotal > 0 ? Time::humanReadableDuration(remaing_time_s) : tr("unknown");
-        //: Download speed, in bytes per second (remaining download time in parenthesis)
-        dl_speed_str =
-            tr("%1 /s (%2)").arg(StringUtils::humanReadableFileSize(dl_speed_bps)).arg(str_eta);
-    } else {
-        //: Download speed at 0 bytes per second
-        dl_speed_str = tr("0 B/s");
-    }
-
-    setDetails(dl_progress + "\n" + dl_speed_str);
-
-    setProgress(bytesReceived, bytesTotal);
-}
-
-void Download::downloadError(QNetworkReply::NetworkError error)
-{
-    if (error == QNetworkReply::OperationCanceledError) {
-        qCCritical(taskDownloadLogC) << getUid().toString() << "Aborted " << m_url.toString();
-        m_state = State::AbortedByUser;
-    } else {
-        if (m_options & Option::AcceptLocalFiles) {
-            if (m_sink->hasLocalData()) {
-                m_state = State::Succeeded;
-                return;
-            }
-        }
-        // error happened during download.
-        qCCritical(taskDownloadLogC) << getUid().toString() << "Failed " << m_url.toString() << " with reason " << error;
-        m_state = State::Failed;
-    }
-}
-
-void Download::sslErrors(const QList<QSslError>& errors)
-{
-    int i = 1;
-    for (auto error : errors) {
-        qCCritical(taskDownloadLogC) << getUid().toString() << "Download" << m_url.toString() << "SSL Error #" << i << " : "
-                                     << error.errorString();
-        auto cert = error.certificate();
-        qCCritical(taskDownloadLogC) << getUid().toString() << "Certificate in question:\n" << cert.toText();
-        i++;
-    }
-}
-
-auto Download::handleRedirect() -> bool
-{
-    QUrl redirect = m_reply->header(QNetworkRequest::LocationHeader).toUrl();
-    if (!redirect.isValid()) {
-        if (!m_reply->hasRawHeader("Location")) {
-            // no redirect -> it's fine to continue
-            return false;
-        }
-        // there is a Location header, but it's not correct. we need to apply some workarounds...
-        QByteArray redirectBA = m_reply->rawHeader("Location");
-        if (redirectBA.size() == 0) {
-            // empty, yet present redirect header? WTF?
-            return false;
-        }
-        QString redirectStr = QString::fromUtf8(redirectBA);
-
-        if (redirectStr.startsWith("//")) {
-            /*
-             * IF the URL begins with //, we need to insert the URL scheme.
-             * See: https://bugreports.qt.io/browse/QTBUG-41061
-             * See: http://tools.ietf.org/html/rfc3986#section-4.2
-             */
-            redirectStr = m_reply->url().scheme() + ":" + redirectStr;
-        } else if (redirectStr.startsWith("/")) {
-            /*
-             * IF the URL begins with /, we need to process it as a relative URL
-             */
-            auto url = m_reply->url();
-            url.setPath(redirectStr, QUrl::TolerantMode);
-            redirectStr = url.toString();
-        }
-
-        /*
-         * Next, make sure the URL is parsed in tolerant mode. Qt doesn't parse the location header in tolerant mode, which causes issues.
-         * FIXME: report Qt bug for this
-         */
-        redirect = QUrl(redirectStr, QUrl::TolerantMode);
-        if (!redirect.isValid()) {
-            qCWarning(taskDownloadLogC) << getUid().toString() << "Failed to parse redirect URL:" << redirectStr;
-            downloadError(QNetworkReply::ProtocolFailure);
-            return false;
-        }
-        qCDebug(taskDownloadLogC) << getUid().toString() << "Fixed location header:" << redirect;
-    } else {
-        qCDebug(taskDownloadLogC) << getUid().toString() << "Location header:" << redirect;
-    }
-
-    m_url = QUrl(redirect.toString());
-    qCDebug(taskDownloadLogC) << getUid().toString() << "Following redirect to " << m_url.toString();
-    startAction(m_network);
-
-    return true;
-}
-
-void Download::downloadFinished()
-{
-    // handle HTTP redirection first
-    if (handleRedirect()) {
-        qCDebug(taskDownloadLogC) << getUid().toString() << "Download redirected:" << m_url.toString();
-        return;
-    }
-
-    // if the download failed before this point ...
-    if (m_state == State::Succeeded)  // pretend to succeed so we continue processing :)
-    {
-        qCDebug(taskDownloadLogC) << getUid().toString() << "Download failed but we are allowed to proceed:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit succeeded();
-        return;
-    } else if (m_state == State::Failed) {
-        qCDebug(taskDownloadLogC) << getUid().toString() << "Download failed in previous step:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit failed("");
-        return;
-    } else if (m_state == State::AbortedByUser) {
-        qCDebug(taskDownloadLogC) << getUid().toString() << "Download aborted in previous step:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit aborted();
-        return;
-    }
-
-    // make sure we got all the remaining data, if any
-    auto data = m_reply->readAll();
-    if (data.size()) {
-        qCDebug(taskDownloadLogC) << getUid().toString() << "Writing extra" << data.size() << "bytes";
-        m_state = m_sink->write(data);
-    }
-
-    // otherwise, finalize the whole graph
-    m_state = m_sink->finalize(*m_reply.get());
-    if (m_state != State::Succeeded) {
-        qCDebug(taskDownloadLogC) << getUid().toString() << "Download failed to finalize:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit failed("");
-        return;
-    }
-
-    m_reply.reset();
-    qCDebug(taskDownloadLogC) << getUid().toString() << "Download succeeded:" << m_url.toString();
-    emit succeeded();
-}
-
-void Download::downloadReadyRead()
-{
-    if (m_state == State::Running) {
-        auto data = m_reply->readAll();
-        m_state = m_sink->write(data);
-        if (m_state == State::Failed) {
-            qCCritical(taskDownloadLogC) << getUid().toString() << "Failed to process response chunk";
-        }
-        // qDebug() << "Download" << m_url.toString() << "gained" << data.size() << "bytes";
-    } else {
-        qCCritical(taskDownloadLogC) << getUid().toString() << "Cannot write download data! illegal status " << m_status;
-    }
-}
-
-}  // namespace Net
-
-auto Net::Download::abort() -> bool
+QNetworkReply* Download::getReply(QNetworkRequest& request)
 {
-    if (m_reply) {
-        m_reply->abort();
-    } else {
-        m_state = State::AbortedByUser;
-    }
-    return true;
+    return m_network->get(request);
 }
+}  // namespace Net
\ No newline at end of file
diff --git a/launcher/net/Download.h b/launcher/net/Download.h
index 2e861732..5f6a5caf 100644
--- a/launcher/net/Download.h
+++ b/launcher/net/Download.h
@@ -38,57 +38,26 @@
 
 #pragma once
 
-#include <chrono>
-
 #include "HttpMetaCache.h"
-#include "NetAction.h"
-#include "Sink.h"
-#include "Validator.h"
 
 #include "QObjectPtr.h"
+#include "net/NetRequest.h"
 
 namespace Net {
-class Download : public NetAction {
+class Download : public NetRequest {
     Q_OBJECT
-
    public:
     using Ptr = shared_qobject_ptr<class Download>;
-    enum class Option { NoOptions = 0, AcceptLocalFiles = 1, MakeEternal = 2 };
-    Q_DECLARE_FLAGS(Options, Option)
-
-   public:
-    ~Download() override = default;
+    explicit Download() : NetRequest() { logCat = taskDownloadLogC; }
 
+#if defined(LAUNCHER_APPLICATION)
     static auto makeCached(QUrl url, MetaEntryPtr entry, Options options = Option::NoOptions) -> Download::Ptr;
+#endif
+
     static auto makeByteArray(QUrl url, std::shared_ptr<QByteArray> output, Options options = Option::NoOptions) -> Download::Ptr;
     static auto makeFile(QUrl url, QString path, Options options = Option::NoOptions) -> Download::Ptr;
 
-   public:
-    void addValidator(Validator* v);
-    auto abort() -> bool override;
-    auto canAbort() const -> bool override { return true; };
-
-   private:
-    auto handleRedirect() -> bool;
-
-   protected slots:
-    void downloadProgress(qint64 bytesReceived, qint64 bytesTotal) override;
-    void downloadError(QNetworkReply::NetworkError error) override;
-    void sslErrors(const QList<QSslError>& errors) override;
-    void downloadFinished() override;
-    void downloadReadyRead() override;
-
-   public slots:
-    void executeTask() override;
-
-   private:
-    std::unique_ptr<Sink> m_sink;
-    Options m_options;
-
-    std::chrono::steady_clock m_clock;
-    std::chrono::time_point<std::chrono::steady_clock> m_last_progress_time;
-    qint64 m_last_progress_bytes;
+   protected:
+    virtual QNetworkReply* getReply(QNetworkRequest&) override;
 };
 }  // namespace Net
-
-Q_DECLARE_OPERATORS_FOR_FLAGS(Net::Download::Options)
diff --git a/launcher/net/HeaderProxy.h b/launcher/net/HeaderProxy.h
new file mode 100644
index 00000000..f41c5875
--- /dev/null
+++ b/launcher/net/HeaderProxy.h
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+#include <QDebug>
+#include <QNetworkRequest>
+
+namespace Net {
+
+struct HeaderPair {
+    QByteArray headerName;
+    QByteArray headerValue;
+};
+
+class HeaderProxy {
+   public:
+    HeaderProxy(){};
+    virtual ~HeaderProxy(){};
+
+   public:
+    virtual QList<HeaderPair> headers(const QNetworkRequest& request) const = 0;
+
+   public:
+    void writeHeaders(QNetworkRequest& request)
+    {
+        for (auto header : headers(request)) {
+            request.setRawHeader(header.headerName, header.headerValue);
+        }
+    }
+};
+
+}  // namespace Net
diff --git a/launcher/net/NetAction.h b/launcher/net/NetAction.h
index ab9322c2..93076abc 100644
--- a/launcher/net/NetAction.h
+++ b/launcher/net/NetAction.h
@@ -42,6 +42,8 @@
 #include "QObjectPtr.h"
 #include "tasks/Task.h"
 
+#include "HeaderProxy.h"
+
 class NetAction : public Task {
     Q_OBJECT
    protected:
@@ -56,13 +58,17 @@ class NetAction : public Task {
 
     void setNetwork(shared_qobject_ptr<QNetworkAccessManager> network) { m_network = network; }
 
+    void addHeaderProxy(Net::HeaderProxy* proxy) { m_headerProxies.push_back(std::shared_ptr<Net::HeaderProxy>(proxy)); }
+    virtual void init() = 0;
+
    protected slots:
     virtual void downloadProgress(qint64 bytesReceived, qint64 bytesTotal) = 0;
     virtual void downloadError(QNetworkReply::NetworkError error) = 0;
     virtual void downloadFinished() = 0;
     virtual void downloadReadyRead() = 0;
 
-    virtual void sslErrors(const QList<QSslError>& errors) {
+    virtual void sslErrors(const QList<QSslError>& errors)
+    {
         int i = 1;
         for (auto error : errors) {
             qCritical() << "Network SSL Error #" << i << " : " << error.errorString();
@@ -70,7 +76,6 @@ class NetAction : public Task {
             qCritical() << "Certificate in question:\n" << cert.toText();
             i++;
         }
-
     };
 
    public slots:
@@ -91,4 +96,5 @@ class NetAction : public Task {
 
     /// source URL
     QUrl m_url;
+    std::vector<std::shared_ptr<Net::HeaderProxy>> m_headerProxies;
 };
diff --git a/launcher/net/NetRequest.cpp b/launcher/net/NetRequest.cpp
new file mode 100644
index 00000000..ff59da18
--- /dev/null
+++ b/launcher/net/NetRequest.cpp
@@ -0,0 +1,331 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
+#include "NetRequest.h"
+#include <QUrl>
+
+#include <QDateTime>
+#include <QFileInfo>
+#include <memory>
+
+#if defined(LAUNCHER_APPLICATION)
+#include "Application.h"
+#endif
+
+#include "net/NetAction.h"
+
+#include "MMCTime.h"
+#include "StringUtils.h"
+
+namespace Net {
+
+void NetRequest::addValidator(Validator* v)
+{
+    m_sink->addValidator(v);
+}
+
+void NetRequest::executeTask()
+{
+    init();
+
+    setStatus(tr("Requesting %1").arg(StringUtils::truncateUrlHumanFriendly(m_url, 80)));
+
+    if (getState() == Task::State::AbortedByUser) {
+        qCWarning(logCat) << getUid().toString() << "Attempt to start an aborted Request:" << m_url.toString();
+        emitAborted();
+        return;
+    }
+
+    QNetworkRequest request(m_url);
+    m_state = m_sink->init(request);
+    switch (m_state) {
+        case State::Succeeded:
+            qCDebug(logCat) << getUid().toString() << "Request cache hit " << m_url.toString();
+            emit succeeded();
+            emit finished();
+            return;
+        case State::Running:
+            qCDebug(logCat) << getUid().toString() << "Runninng " << m_url.toString();
+            break;
+        case State::Inactive:
+        case State::Failed:
+            emitFailed();
+            return;
+        case State::AbortedByUser:
+            emitAborted();
+            return;
+    }
+
+#if defined(LAUNCHER_APPLICATION)
+    auto user_agent = APPLICATION->getUserAgent();
+#else
+    auto user_agent = BuildConfig.USER_AGENT;
+#endif
+
+    request.setHeader(QNetworkRequest::UserAgentHeader, user_agent.toUtf8());
+    for (auto& header_proxy : m_headerProxies) {
+        header_proxy->writeHeaders(request);
+    }
+    // TODO remove duplication
+
+#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
+    request.setTransferTimeout();
+#endif
+
+    m_last_progress_time = m_clock.now();
+    m_last_progress_bytes = 0;
+
+    QNetworkReply* rep = getReply(request);
+    m_reply.reset(rep);
+    connect(rep, &QNetworkReply::downloadProgress, this, &NetRequest::downloadProgress);
+    connect(rep, &QNetworkReply::finished, this, &NetRequest::downloadFinished);
+#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)  // QNetworkReply::errorOccurred added in 5.15
+    connect(rep, &QNetworkReply::errorOccurred, this, &NetRequest::downloadError);
+#else
+    connect(rep, QOverload<QNetworkReply::NetworkError>::of(&QNetworkReply::error), this, &NetRequest::downloadError);
+#endif
+    connect(rep, &QNetworkReply::sslErrors, this, &NetRequest::sslErrors);
+    connect(rep, &QNetworkReply::readyRead, this, &NetRequest::downloadReadyRead);
+}
+
+void NetRequest::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
+{
+    auto now = m_clock.now();
+    auto elapsed = now - m_last_progress_time;
+
+    // use milliseconds for speed precision
+    auto elapsed_ms = std::chrono::duration_cast<std::chrono::milliseconds>(elapsed);
+    auto bytes_received_since = bytesReceived - m_last_progress_bytes;
+    auto dl_speed_bps = (double)bytes_received_since / elapsed_ms.count() * 1000;
+    auto remaining_time_s = (bytesTotal - bytesReceived) / dl_speed_bps;
+
+    //: Current amount of bytes downloaded, out of the total amount of bytes in the download
+    QString dl_progress =
+        tr("%1 / %2").arg(StringUtils::humanReadableFileSize(bytesReceived)).arg(StringUtils::humanReadableFileSize(bytesTotal));
+
+    QString dl_speed_str;
+    if (elapsed_ms.count() > 0) {
+        auto str_eta = bytesTotal > 0 ? Time::humanReadableDuration(remaining_time_s) : tr("unknown");
+        //: Download speed, in bytes per second (remaining download time in parenthesis)
+        dl_speed_str = tr("%1 /s (%2)").arg(StringUtils::humanReadableFileSize(dl_speed_bps)).arg(str_eta);
+    } else {
+        //: Download speed at 0 bytes per second
+        dl_speed_str = tr("0 B/s");
+    }
+
+    setDetails(dl_progress + "\n" + dl_speed_str);
+
+    setProgress(bytesReceived, bytesTotal);
+}
+
+void NetRequest::downloadError(QNetworkReply::NetworkError error)
+{
+    if (error == QNetworkReply::OperationCanceledError) {
+        qCCritical(logCat) << getUid().toString() << "Aborted " << m_url.toString();
+        m_state = State::Failed;
+    } else {
+        if (m_options & Option::AcceptLocalFiles) {
+            if (m_sink->hasLocalData()) {
+                m_state = State::Succeeded;
+                return;
+            }
+        }
+        // error happened during download.
+        qCCritical(logCat) << getUid().toString() << "Failed " << m_url.toString() << " with reason " << error;
+        m_state = State::Failed;
+    }
+}
+
+void NetRequest::sslErrors(const QList<QSslError>& errors)
+{
+    int i = 1;
+    for (auto error : errors) {
+        qCCritical(logCat) << getUid().toString() << "Request" << m_url.toString() << "SSL Error #" << i << " : " << error.errorString();
+        auto cert = error.certificate();
+        qCCritical(logCat) << getUid().toString() << "Certificate in question:\n" << cert.toText();
+        i++;
+    }
+}
+
+auto NetRequest::handleRedirect() -> bool
+{
+    QUrl redirect = m_reply->header(QNetworkRequest::LocationHeader).toUrl();
+    if (!redirect.isValid()) {
+        if (!m_reply->hasRawHeader("Location")) {
+            // no redirect -> it's fine to continue
+            return false;
+        }
+        // there is a Location header, but it's not correct. we need to apply some workarounds...
+        QByteArray redirectBA = m_reply->rawHeader("Location");
+        if (redirectBA.size() == 0) {
+            // empty, yet present redirect header? WTF?
+            return false;
+        }
+        QString redirectStr = QString::fromUtf8(redirectBA);
+
+        if (redirectStr.startsWith("//")) {
+            /*
+             * IF the URL begins with //, we need to insert the URL scheme.
+             * See: https://bugreports.qt.io/browse/QTBUG-41061
+             * See: http://tools.ietf.org/html/rfc3986#section-4.2
+             */
+            redirectStr = m_reply->url().scheme() + ":" + redirectStr;
+        } else if (redirectStr.startsWith("/")) {
+            /*
+             * IF the URL begins with /, we need to process it as a relative URL
+             */
+            auto url = m_reply->url();
+            url.setPath(redirectStr, QUrl::TolerantMode);
+            redirectStr = url.toString();
+        }
+
+        /*
+         * Next, make sure the URL is parsed in tolerant mode. Qt doesn't parse the location header in tolerant mode, which causes issues.
+         * FIXME: report Qt bug for this
+         */
+        redirect = QUrl(redirectStr, QUrl::TolerantMode);
+        if (!redirect.isValid()) {
+            qCWarning(logCat) << getUid().toString() << "Failed to parse redirect URL:" << redirectStr;
+            downloadError(QNetworkReply::ProtocolFailure);
+            return false;
+        }
+        qCDebug(logCat) << getUid().toString() << "Fixed location header:" << redirect;
+    } else {
+        qCDebug(logCat) << getUid().toString() << "Location header:" << redirect;
+    }
+
+    m_url = QUrl(redirect.toString());
+    qCDebug(logCat) << getUid().toString() << "Following redirect to " << m_url.toString();
+    startAction(m_network);
+
+    return true;
+}
+
+void NetRequest::downloadFinished()
+{
+    // handle HTTP redirection first
+    if (handleRedirect()) {
+        qCDebug(logCat) << getUid().toString() << "Request redirected:" << m_url.toString();
+        return;
+    }
+
+    // if the download failed before this point ...
+    if (m_state == State::Succeeded)  // pretend to succeed so we continue processing :)
+    {
+        qCDebug(logCat) << getUid().toString() << "Request failed but we are allowed to proceed:" << m_url.toString();
+        m_sink->abort();
+        m_reply.reset();
+        emit succeeded();
+        emit finished();
+        return;
+    } else if (m_state == State::Failed) {
+        qCDebug(logCat) << getUid().toString() << "Request failed in previous step:" << m_url.toString();
+        m_sink->abort();
+        m_reply.reset();
+        emit failed("");
+        emit finished();
+        return;
+    } else if (m_state == State::AbortedByUser) {
+        qCDebug(logCat) << getUid().toString() << "Request aborted in previous step:" << m_url.toString();
+        m_sink->abort();
+        m_reply.reset();
+        emit aborted();
+        emit finished();
+        return;
+    }
+
+    // make sure we got all the remaining data, if any
+    auto data = m_reply->readAll();
+    if (data.size()) {
+        qCDebug(logCat) << getUid().toString() << "Writing extra" << data.size() << "bytes";
+        m_state = m_sink->write(data);
+        if (m_state != State::Succeeded) {
+            qCDebug(logCat) << getUid().toString() << "Request failed to write:" << m_url.toString();
+            m_sink->abort();
+            emit failed("");
+            emit finished();
+            return;
+        }
+    }
+
+    // otherwise, finalize the whole graph
+    m_state = m_sink->finalize(*m_reply.get());
+    if (m_state != State::Succeeded) {
+        qCDebug(logCat) << getUid().toString() << "Request failed to finalize:" << m_url.toString();
+        m_sink->abort();
+        m_reply.reset();
+        emit failed("");
+        emit finished();
+        return;
+    }
+
+    m_reply.reset();
+    qCDebug(logCat) << getUid().toString() << "Request succeeded:" << m_url.toString();
+    emit succeeded();
+    emit finished();
+}
+
+void NetRequest::downloadReadyRead()
+{
+    if (m_state == State::Running) {
+        auto data = m_reply->readAll();
+        m_state = m_sink->write(data);
+        if (m_state == State::Failed) {
+            qCCritical(logCat) << getUid().toString() << "Failed to process response chunk";
+        }
+        // qDebug() << "Request" << m_url.toString() << "gained" << data.size() << "bytes";
+    } else {
+        qCCritical(logCat) << getUid().toString() << "Cannot write download data! illegal status " << m_status;
+    }
+}
+
+auto NetRequest::abort() -> bool
+{
+    m_state = State::AbortedByUser;
+    if (m_reply) {
+#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)  // QNetworkReply::errorOccurred added in 5.15
+        disconnect(m_reply.get(), &QNetworkReply::errorOccurred, nullptr, nullptr);
+#else
+        disconnect(m_reply.get(), QOverload<QNetworkReply::NetworkError>::of(&QNetworkReply::error), nullptr, nullptr);
+#endif
+        m_reply->abort();
+    }
+    return true;
+}
+
+}  // namespace Net
diff --git a/launcher/net/NetRequest.h b/launcher/net/NetRequest.h
new file mode 100644
index 00000000..9a602162
--- /dev/null
+++ b/launcher/net/NetRequest.h
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
+#pragma once
+
+#include <qloggingcategory.h>
+#include <chrono>
+
+#include "NetAction.h"
+#include "Sink.h"
+#include "Validator.h"
+
+#include "QObjectPtr.h"
+#include "net/Logging.h"
+
+namespace Net {
+class NetRequest : public NetAction {
+    Q_OBJECT
+   protected:
+    explicit NetRequest() : NetAction(){};
+
+   public:
+    using Ptr = shared_qobject_ptr<class NetRequest>;
+    enum class Option { NoOptions = 0, AcceptLocalFiles = 1, MakeEternal = 2 };
+    Q_DECLARE_FLAGS(Options, Option)
+
+   public:
+    ~NetRequest() override = default;
+
+    void init() override{};
+
+   public:
+    void addValidator(Validator* v);
+    auto abort() -> bool override;
+    auto canAbort() const -> bool override { return true; }
+
+   private:
+    auto handleRedirect() -> bool;
+    virtual QNetworkReply* getReply(QNetworkRequest&) = 0;
+
+   protected slots:
+    void downloadProgress(qint64 bytesReceived, qint64 bytesTotal) override;
+    void downloadError(QNetworkReply::NetworkError error) override;
+    void sslErrors(const QList<QSslError>& errors) override;
+    void downloadFinished() override;
+    void downloadReadyRead() override;
+
+   public slots:
+    void executeTask() override;
+
+   protected:
+    std::unique_ptr<Sink> m_sink;
+    Options m_options;
+
+    typedef const QLoggingCategory& (*logCatFunc)();
+    logCatFunc logCat = taskUploadLogC;
+
+    std::chrono::steady_clock m_clock;
+    std::chrono::time_point<std::chrono::steady_clock> m_last_progress_time;
+    qint64 m_last_progress_bytes;
+};
+}  // namespace Net
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(Net::NetRequest::Options)
diff --git a/launcher/net/RawHeaderProxy.h b/launcher/net/RawHeaderProxy.h
new file mode 100644
index 00000000..09b3d4d0
--- /dev/null
+++ b/launcher/net/RawHeaderProxy.h
@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+#include "net/HeaderProxy.h"
+
+namespace Net {
+
+class RawHeaderProxy : public HeaderProxy {
+   public:
+    RawHeaderProxy() : HeaderProxy() {}
+    virtual ~RawHeaderProxy() = default;
+
+   public:
+    virtual QList<HeaderPair> headers(const QNetworkRequest&) const override { return m_headers; };
+
+    void addHeader(const HeaderPair& header) { m_headers.append(header); }
+    void addHeader(const QByteArray& headerName, const QByteArray& headerValue) { m_headers.append({ headerName, headerValue }); }
+    void addHeaders(const QList<HeaderPair>& headers) { m_headers.append(headers); }
+
+   private:
+    QList<HeaderPair> m_headers;
+};
+
+}  // namespace Net
diff --git a/launcher/net/Upload.cpp b/launcher/net/Upload.cpp
index 3f6f5829..726572e5 100644
--- a/launcher/net/Upload.cpp
+++ b/launcher/net/Upload.cpp
@@ -38,219 +38,16 @@
 
 #include "Upload.h"
 
+#include <memory>
 #include <utility>
-#include "Application.h"
-#include "BuildConfig.h"
 #include "ByteArraySink.h"
 
-#include "net/Logging.h"
-
 namespace Net {
 
-bool Upload::abort()
-{
-    if (m_reply) {
-        m_reply->abort();
-    } else {
-        m_state = State::AbortedByUser;
-    }
-    return true;
-}
-
-void Upload::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
-{
-    setProgress(bytesReceived, bytesTotal);
-}
-
-void Upload::downloadError(QNetworkReply::NetworkError error)
-{
-    if (error == QNetworkReply::OperationCanceledError) {
-        qCCritical(taskUploadLogC) << getUid().toString() << "Aborted " << m_url.toString();
-        m_state = State::AbortedByUser;
-    } else {
-        // error happened during download.
-        qCCritical(taskUploadLogC) << getUid().toString() << "Failed " << m_url.toString() << " with reason " << error;
-        m_state = State::Failed;
-    }
-}
-
-void Upload::sslErrors(const QList<QSslError>& errors)
-{
-    int i = 1;
-    for (const auto& error : errors) {
-        qCCritical(taskUploadLogC) << getUid().toString() << "Upload" << m_url.toString() << "SSL Error #" << i << " : "
-                                   << error.errorString();
-        auto cert = error.certificate();
-        qCCritical(taskUploadLogC) << getUid().toString() << "Certificate in question:\n" << cert.toText();
-        i++;
-    }
-}
-
-bool Upload::handleRedirect()
-{
-    QUrl redirect = m_reply->header(QNetworkRequest::LocationHeader).toUrl();
-    if (!redirect.isValid()) {
-        if (!m_reply->hasRawHeader("Location")) {
-            // no redirect -> it's fine to continue
-            return false;
-        }
-        // there is a Location header, but it's not correct. we need to apply some workarounds...
-        QByteArray redirectBA = m_reply->rawHeader("Location");
-        if (redirectBA.size() == 0) {
-            // empty, yet present redirect header? WTF?
-            return false;
-        }
-        QString redirectStr = QString::fromUtf8(redirectBA);
-
-        if (redirectStr.startsWith("//")) {
-            /*
-             * IF the URL begins with //, we need to insert the URL scheme.
-             * See: https://bugreports.qt.io/browse/QTBUG-41061
-             * See: http://tools.ietf.org/html/rfc3986#section-4.2
-             */
-            redirectStr = m_reply->url().scheme() + ":" + redirectStr;
-        } else if (redirectStr.startsWith("/")) {
-            /*
-             * IF the URL begins with /, we need to process it as a relative URL
-             */
-            auto url = m_reply->url();
-            url.setPath(redirectStr, QUrl::TolerantMode);
-            redirectStr = url.toString();
-        }
-
-        /*
-         * Next, make sure the URL is parsed in tolerant mode. Qt doesn't parse the location header in tolerant mode, which causes issues.
-         * FIXME: report Qt bug for this
-         */
-        redirect = QUrl(redirectStr, QUrl::TolerantMode);
-        if (!redirect.isValid()) {
-            qCWarning(taskUploadLogC) << getUid().toString() << "Failed to parse redirect URL:" << redirectStr;
-            downloadError(QNetworkReply::ProtocolFailure);
-            return false;
-        }
-        qCDebug(taskUploadLogC) << getUid().toString() << "Fixed location header:" << redirect;
-    } else {
-        qCDebug(taskUploadLogC) << getUid().toString() << "Location header:" << redirect;
-    }
-
-    m_url = QUrl(redirect.toString());
-    qCDebug(taskUploadLogC) << getUid().toString() << "Following redirect to " << m_url.toString();
-    startAction(m_network);
-    return true;
-}
-
-void Upload::downloadFinished()
-{
-    // handle HTTP redirection first
-    // very unlikely for post requests, still can happen
-    if (handleRedirect()) {
-        qCDebug(taskUploadLogC) << getUid().toString() << "Upload redirected:" << m_url.toString();
-        return;
-    }
-
-    // if the download failed before this point ...
-    if (m_state == State::Succeeded) {
-        qCDebug(taskUploadLogC) << getUid().toString() << "Upload failed but we are allowed to proceed:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit succeeded();
-        return;
-    } else if (m_state == State::Failed) {
-        qCDebug(taskUploadLogC) << getUid().toString() << "Upload failed in previous step:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit failed("");
-        return;
-    } else if (m_state == State::AbortedByUser) {
-        qCDebug(taskUploadLogC) << getUid().toString() << "Upload aborted in previous step:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit aborted();
-        return;
-    }
-
-    // make sure we got all the remaining data, if any
-    auto data = m_reply->readAll();
-    if (data.size()) {
-        qCDebug(taskUploadLogC) << getUid().toString() << "Writing extra" << data.size() << "bytes";
-        m_state = m_sink->write(data);
-    }
-
-    // otherwise, finalize the whole graph
-    m_state = m_sink->finalize(*m_reply.get());
-    if (m_state != State::Succeeded) {
-        qCDebug(taskUploadLogC) << getUid().toString() << "Upload failed to finalize:" << m_url.toString();
-        m_sink->abort();
-        m_reply.reset();
-        emit failed("");
-        return;
-    }
-    m_reply.reset();
-    qCDebug(taskUploadLogC) << getUid().toString() << "Upload succeeded:" << m_url.toString();
-    emit succeeded();
-}
-
-void Upload::downloadReadyRead()
-{
-    if (m_state == State::Running) {
-        auto data = m_reply->readAll();
-        m_state = m_sink->write(data);
-    }
-}
-
-void Upload::executeTask()
+QNetworkReply* Upload::getReply(QNetworkRequest& request)
 {
-    setStatus(tr("Uploading %1").arg(m_url.toString()));
-
-    if (m_state == State::AbortedByUser) {
-        qCWarning(taskUploadLogC) << getUid().toString() << "Attempt to start an aborted Upload:" << m_url.toString();
-        emit aborted();
-        return;
-    }
-    QNetworkRequest request(m_url);
-    m_state = m_sink->init(request);
-    switch (m_state) {
-        case State::Succeeded:
-            emitSucceeded();
-            qCDebug(taskUploadLogC) << getUid().toString() << "Upload cache hit " << m_url.toString();
-            return;
-        case State::Running:
-            qCDebug(taskUploadLogC) << getUid().toString() << "Uploading " << m_url.toString();
-            break;
-        case State::Inactive:
-        case State::Failed:
-            emitFailed("");
-            return;
-        case State::AbortedByUser:
-            emitAborted();
-            return;
-    }
-
-    request.setHeader(QNetworkRequest::UserAgentHeader, APPLICATION->getUserAgent().toUtf8());
-    // TODO remove duplication
-    if (APPLICATION->capabilities() & Application::SupportsFlame && request.url().host() == QUrl(BuildConfig.FLAME_BASE_URL).host()) {
-        request.setRawHeader("x-api-key", APPLICATION->getFlameAPIKey().toUtf8());
-    } else if (request.url().host() == QUrl(BuildConfig.MODRINTH_PROD_URL).host() ||
-               request.url().host() == QUrl(BuildConfig.MODRINTH_STAGING_URL).host()) {
-        QString token = APPLICATION->getModrinthAPIToken();
-        if (!token.isNull())
-            request.setRawHeader("Authorization", token.toUtf8());
-    }
-
-    // TODO other types of post requests ?
     request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
-    QNetworkReply* rep = m_network->post(request, m_post_data);
-
-    m_reply.reset(rep);
-    connect(rep, &QNetworkReply::downloadProgress, this, &Upload::downloadProgress);
-    connect(rep, &QNetworkReply::finished, this, &Upload::downloadFinished);
-#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)  // QNetworkReply::errorOccurred added in 5.15
-    connect(rep, &QNetworkReply::errorOccurred, this, &Upload::downloadError);
-#else
-    connect(rep, QOverload<QNetworkReply::NetworkError>::of(&QNetworkReply::error), this, &Upload::downloadError);
-#endif
-    connect(rep, &QNetworkReply::sslErrors, this, &Upload::sslErrors);
-    connect(rep, &QNetworkReply::readyRead, this, &Upload::downloadReadyRead);
+    return m_network->post(request, m_post_data);
 }
 
 Upload::Ptr Upload::makeByteArray(QUrl url, std::shared_ptr<QByteArray> output, QByteArray m_post_data)
diff --git a/launcher/net/Upload.h b/launcher/net/Upload.h
index 0b0c9497..f920e556 100644
--- a/launcher/net/Upload.h
+++ b/launcher/net/Upload.h
@@ -37,36 +37,21 @@
 
 #pragma once
 
-#include "NetAction.h"
-#include "Sink.h"
+#include "net/NetRequest.h"
 
 namespace Net {
 
-class Upload : public NetAction {
+class Upload : public NetRequest {
     Q_OBJECT
-
    public:
     using Ptr = shared_qobject_ptr<Upload>;
+    explicit Upload() : NetRequest() { logCat = taskUploadLogC; };
 
     static Upload::Ptr makeByteArray(QUrl url, std::shared_ptr<QByteArray> output, QByteArray m_post_data);
-    auto abort() -> bool override;
-    auto canAbort() const -> bool override { return true; };
-
-   protected slots:
-    void downloadProgress(qint64 bytesReceived, qint64 bytesTotal) override;
-    void downloadError(QNetworkReply::NetworkError error) override;
-    void sslErrors(const QList<QSslError>& errors) override;
-    void downloadFinished() override;
-    void downloadReadyRead() override;
 
-   public slots:
-    void executeTask() override;
-
-   private:
-    std::unique_ptr<Sink> m_sink;
+   protected:
+    virtual QNetworkReply* getReply(QNetworkRequest&) override;
     QByteArray m_post_data;
-
-    bool handleRedirect();
 };
 
 }  // namespace Net
diff --git a/launcher/screenshots/ImgurAlbumCreation.h b/launcher/screenshots/ImgurAlbumCreation.h
index 0228b6e4..a2b70d8b 100644
--- a/launcher/screenshots/ImgurAlbumCreation.h
+++ b/launcher/screenshots/ImgurAlbumCreation.h
@@ -57,6 +57,8 @@ public:
         return m_id;
     }
 
+    void init() override {};
+
 protected
 slots:
     void downloadProgress(qint64 bytesReceived, qint64 bytesTotal) override;
diff --git a/launcher/screenshots/ImgurUpload.h b/launcher/screenshots/ImgurUpload.h
index 404dc876..e8a6d8d7 100644
--- a/launcher/screenshots/ImgurUpload.h
+++ b/launcher/screenshots/ImgurUpload.h
@@ -46,6 +46,7 @@ public:
     static Ptr make(ScreenShot::Ptr shot) {
         return Ptr(new ImgurUpload(shot));
     }
+    void init() override {};
 
 protected
 slots:
diff --git a/launcher/settings/INIFile.cpp b/launcher/settings/INIFile.cpp
index d16256b9..4fb11ed3 100644
--- a/launcher/settings/INIFile.cpp
+++ b/launcher/settings/INIFile.cpp
@@ -37,11 +37,12 @@
 #include "settings/INIFile.h"
 #include <FileSystem.h>
 
+#include <QDebug>
 #include <QFile>
-#include <QTextStream>
-#include <QStringList>
 #include <QSaveFile>
-#include <QDebug>
+#include <QStringList>
+#include <QTemporaryFile>
+#include <QTextStream>
 
 #include <QSettings>
 
@@ -71,6 +72,7 @@ bool INIFile::saveFile(QString fileName)
 
     return true;
 }
+
 QString unescape(QString orig)
 {
     QString out;
@@ -185,6 +187,19 @@ bool INIFile::loadFile(QString fileName)
     return true;
 }
 
+bool INIFile::loadFile(QByteArray data)
+{
+    QTemporaryFile file;
+    if (!file.open())
+        return false;
+    file.write(data);
+    file.flush();
+    file.close();
+    auto loaded = loadFile(file.fileName());
+    file.remove();
+    return loaded;
+}
+
 QVariant INIFile::get(QString key, QVariant def) const
 {
     if (!this->contains(key))
diff --git a/launcher/settings/INIFile.h b/launcher/settings/INIFile.h
index 0d5c05eb..4ee543cf 100644
--- a/launcher/settings/INIFile.h
+++ b/launcher/settings/INIFile.h
@@ -50,6 +50,7 @@ public:
     explicit INIFile();
 
     bool loadFile(QString fileName);
+    bool loadFile(QByteArray data);
     bool saveFile(QString fileName);
 
     QVariant get(QString key, QVariant def) const;
diff --git a/launcher/tasks/Task.cpp b/launcher/tasks/Task.cpp
index 29c55cd4..fd82ec00 100644
--- a/launcher/tasks/Task.cpp
+++ b/launcher/tasks/Task.cpp
@@ -161,7 +161,7 @@ void Task::emitSucceeded()
     emit finished();
 }
 
-void Task::propogateStepProgress(TaskStepProgress const& task_progress)
+void Task::propagateStepProgress(TaskStepProgress const& task_progress)
 {
     emit stepProgress(task_progress);
 }
diff --git a/launcher/tasks/Task.h b/launcher/tasks/Task.h
index 6d8bbbb4..57177697 100644
--- a/launcher/tasks/Task.h
+++ b/launcher/tasks/Task.h
@@ -167,7 +167,7 @@ class Task : public QObject, public QRunnable {
     virtual void emitAborted();
     virtual void emitFailed(QString reason = "");
 
-    virtual void propogateStepProgress(TaskStepProgress const& task_progress);
+    virtual void propagateStepProgress(TaskStepProgress const& task_progress);
 
    public slots:
     void setStatus(const QString& status);
diff --git a/launcher/translations/TranslationsModel.cpp b/launcher/translations/TranslationsModel.cpp
index 489dff86..2763cca2 100644
--- a/launcher/translations/TranslationsModel.cpp
+++ b/launcher/translations/TranslationsModel.cpp
@@ -42,6 +42,7 @@
 #include <QDir>
 #include <QLibraryInfo>
 #include <QDebug>
+#include <locale>
 
 #include "FileSystem.h"
 #include "net/NetJob.h"
@@ -527,34 +528,34 @@ Language * TranslationsModel::findLanguage(const QString& key)
     }
 }
 
+void TranslationsModel::setUseSystemLocale(bool useSystemLocale)
+{
+    APPLICATION->settings()->set("UseSystemLocale", useSystemLocale);
+    QLocale::setDefault(QLocale(useSystemLocale ? QString::fromStdString(std::locale().name()) : defaultLangCode));
+}
+
 bool TranslationsModel::selectLanguage(QString key)
 {
-    QString &langCode = key;
+    QString& langCode = key;
     auto langPtr = findLanguage(key);
 
-    if (langCode.isEmpty())
-    {
+    if (langCode.isEmpty()) {
         d->no_language_set = true;
     }
 
-    if(!langPtr)
-    {
+    if (!langPtr) {
         qWarning() << "Selected invalid language" << key << ", defaulting to" << defaultLangCode;
         langCode = defaultLangCode;
-    }
-    else
-    {
+    } else {
         langCode = langPtr->key;
     }
 
     // uninstall existing translators if there are any
-    if (d->m_app_translator)
-    {
+    if (d->m_app_translator) {
         QCoreApplication::removeTranslator(d->m_app_translator.get());
         d->m_app_translator.reset();
     }
-    if (d->m_qt_translator)
-    {
+    if (d->m_qt_translator) {
         QCoreApplication::removeTranslator(d->m_qt_translator.get());
         d->m_qt_translator.reset();
     }
@@ -564,8 +565,9 @@ bool TranslationsModel::selectLanguage(QString key)
      * In a multithreaded application, the default locale should be set at application startup, before any non-GUI threads are created.
      * This function is not reentrant.
      */
-    QLocale locale = QLocale(langCode);
-    QLocale::setDefault(locale);
+    QLocale::setDefault(
+        QLocale(APPLICATION->settings()->get("UseSystemLocale").toBool() ? QString::fromStdString(std::locale().name()) : langCode));
+
 
     // if it's the default UI language, finish
     if(langCode == defaultLangCode)
diff --git a/launcher/translations/TranslationsModel.h b/launcher/translations/TranslationsModel.h
index 3abf84e6..cff23ce7 100644
--- a/launcher/translations/TranslationsModel.h
+++ b/launcher/translations/TranslationsModel.h
@@ -20,17 +20,16 @@
 
 struct Language;
 
-class TranslationsModel : public QAbstractListModel
-{
+class TranslationsModel : public QAbstractListModel {
     Q_OBJECT
-public:
-    explicit TranslationsModel(QString path, QObject *parent = 0);
+   public:
+    explicit TranslationsModel(QString path, QObject* parent = 0);
     virtual ~TranslationsModel();
 
-    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
     QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
-    int columnCount(const QModelIndex & parent) const override;
+    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex& parent) const override;
 
     bool selectLanguage(QString key);
     void updateLanguage(QString key);
@@ -38,27 +37,27 @@ public:
     QString selectedLanguage();
 
     void downloadIndex();
+    void setUseSystemLocale(bool useSystemLocale);
 
-private:
-    Language *findLanguage(const QString & key);
+   private:
+    Language* findLanguage(const QString& key);
     void reloadLocalFiles();
     void downloadTranslation(QString key);
     void downloadNext();
 
     // hide copy constructor
-    TranslationsModel(const TranslationsModel &) = delete;
+    TranslationsModel(const TranslationsModel&) = delete;
     // hide assign op
-    TranslationsModel &operator=(const TranslationsModel &) = delete;
+    TranslationsModel& operator=(const TranslationsModel&) = delete;
 
-private slots:
+   private slots:
     void indexReceived();
     void indexFailed(QString reason);
     void dlFailed(QString reason);
     void dlGood();
-    void translationDirChanged(const QString &path);
+    void translationDirChanged(const QString& path);
 
-
-private: /* data */
+   private: /* data */
     struct Private;
     std::unique_ptr<Private> d;
 };
diff --git a/launcher/ui/MainWindow.cpp b/launcher/ui/MainWindow.cpp
index 9feb7cf2..dd383b23 100644
--- a/launcher/ui/MainWindow.cpp
+++ b/launcher/ui/MainWindow.cpp
@@ -43,106 +43,104 @@
 #include "FileSystem.h"
 
 #include "MainWindow.h"
+#include "ui/dialogs/ExportToModListDialog.h"
 #include "ui_MainWindow.h"
 
-#include <QVariant>
-#include <QUrl>
 #include <QDir>
 #include <QFileInfo>
+#include <QUrl>
+#include <QVariant>
 
-#include <QKeyEvent>
 #include <QAction>
 #include <QActionGroup>
 #include <QApplication>
 #include <QButtonGroup>
+#include <QFileDialog>
 #include <QHBoxLayout>
 #include <QHeaderView>
+#include <QInputDialog>
+#include <QKeyEvent>
+#include <QLabel>
 #include <QMainWindow>
-#include <QStatusBar>
-#include <QToolBar>
-#include <QWidget>
 #include <QMenu>
 #include <QMenuBar>
 #include <QMessageBox>
-#include <QFileDialog>
-#include <QInputDialog>
-#include <QLabel>
-#include <QToolButton>
-#include <QWidgetAction>
 #include <QProgressDialog>
 #include <QShortcut>
+#include <QStatusBar>
+#include <QToolBar>
+#include <QToolButton>
+#include <QWidget>
+#include <QWidgetAction>
 
 #include <BaseInstance.h>
+#include <BuildConfig.h>
+#include <DesktopServices.h>
 #include <InstanceList.h>
-#include <minecraft/MinecraftInstance.h>
 #include <MMCZip.h>
+#include <SkinUtils.h>
 #include <icons/IconList.h>
-#include <java/JavaUtils.h>
 #include <java/JavaInstallList.h>
+#include <java/JavaUtils.h>
 #include <launch/LaunchTask.h>
+#include <minecraft/MinecraftInstance.h>
 #include <minecraft/auth/AccountList.h>
-#include <SkinUtils.h>
-#include <BuildConfig.h>
-#include <net/NetJob.h>
 #include <net/Download.h>
+#include <net/NetJob.h>
 #include <news/NewsChecker.h>
 #include <tools/BaseProfiler.h>
 #include <updater/ExternalUpdater.h>
-#include <DesktopServices.h>
-#include "InstanceWindow.h"
 #include "InstancePageProvider.h"
+#include "InstanceWindow.h"
 #include "JavaCommon.h"
 #include "LaunchController.h"
 
-#include "ui/instanceview/InstanceProxyModel.h"
-#include "ui/instanceview/InstanceView.h"
-#include "ui/instanceview/InstanceDelegate.h"
-#include "ui/widgets/LabeledToolButton.h"
-#include "ui/dialogs/NewInstanceDialog.h"
-#include "ui/dialogs/NewsDialog.h"
-#include "ui/dialogs/ProgressDialog.h"
 #include "ui/dialogs/AboutDialog.h"
-#include "ui/dialogs/CustomMessageBox.h"
-#include "ui/dialogs/IconPickerDialog.h"
 #include "ui/dialogs/CopyInstanceDialog.h"
+#include "ui/dialogs/CustomMessageBox.h"
 #include "ui/dialogs/EditAccountDialog.h"
 #include "ui/dialogs/ExportInstanceDialog.h"
 #include "ui/dialogs/ExportPackDialog.h"
+#include "ui/dialogs/IconPickerDialog.h"
 #include "ui/dialogs/ImportResourceDialog.h"
+#include "ui/dialogs/NewInstanceDialog.h"
+#include "ui/dialogs/NewsDialog.h"
+#include "ui/dialogs/ProgressDialog.h"
+#include "ui/instanceview/InstanceDelegate.h"
+#include "ui/instanceview/InstanceProxyModel.h"
+#include "ui/instanceview/InstanceView.h"
 #include "ui/themes/ITheme.h"
 #include "ui/themes/ThemeManager.h"
+#include "ui/widgets/LabeledToolButton.h"
 
-#include "minecraft/mod/tasks/LocalResourceParse.h"
+#include "minecraft/WorldList.h"
 #include "minecraft/mod/ModFolderModel.h"
 #include "minecraft/mod/ShaderPackFolderModel.h"
-#include "minecraft/WorldList.h"
+#include "minecraft/mod/tasks/LocalResourceParse.h"
 
 #include "modplatform/flame/FlameAPI.h"
 
 #include "KonamiCode.h"
 
-#include "InstanceImportTask.h"
 #include "InstanceCopyTask.h"
+#include "InstanceImportTask.h"
 
 #include "Json.h"
 
 #include "MMCTime.h"
 
 namespace {
-QString profileInUseFilter(const QString & profile, bool used)
+QString profileInUseFilter(const QString& profile, bool used)
 {
-    if(used)
-    {
+    if (used) {
         return QObject::tr("%1 (in use)").arg(profile);
-    }
-    else
-    {
+    } else {
         return profile;
     }
 }
-}
+}  // namespace
 
-MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow)
+MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent), ui(new Ui::MainWindow)
 {
     ui->setupUi(this);
 
@@ -188,7 +186,6 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
         ui->instanceToolBar->addContextMenuAction(ui->newsToolBar->toggleViewAction());
         ui->instanceToolBar->addContextMenuAction(ui->instanceToolBar->toggleViewAction());
         ui->instanceToolBar->addContextMenuAction(ui->actionLockToolbars);
-
     }
 
     // set the menu for the folders help, accounts, and export tool buttons
@@ -210,6 +207,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
         exportInstanceMenu->addAction(ui->actionExportInstanceZip);
         exportInstanceMenu->addAction(ui->actionExportInstanceMrPack);
         exportInstanceMenu->addAction(ui->actionExportInstanceFlamePack);
+        exportInstanceMenu->addAction(ui->actionExportInstanceToModList);
         ui->actionExportInstance->setMenu(exportInstanceMenu);
     }
 
@@ -235,7 +233,6 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
         if (qgetenv("XDG_CURRENT_DESKTOP") == "gamescope") {
             ui->mainToolBar->addAction(ui->actionCloseWindow);
         }
-
     }
 
     // add the toolbar toggles to the view menu
@@ -305,9 +302,8 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
         connect(proxymodel, &InstanceProxyModel::dataChanged, this, &MainWindow::instanceDataChanged);
 
         view->setModel(proxymodel);
-        view->setSourceOfGroupCollapseStatus([](const QString & groupName)->bool {
-            return APPLICATION->instances()->isGroupCollapsed(groupName);
-        });
+        view->setSourceOfGroupCollapseStatus(
+            [](const QString& groupName) -> bool { return APPLICATION->instances()->isGroupCollapsed(groupName); });
         connect(view, &InstanceView::groupStateChanged, APPLICATION->instances().get(), &InstanceList::on_GroupStateChanged);
         ui->horizontalLayout->addWidget(view);
     }
@@ -353,7 +349,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
     statusBar()->addPermanentWidget(m_statusCenter, 0);
 
     // Add "manage accounts" button, right align
-    QWidget *spacer = new QWidget();
+    QWidget* spacer = new QWidget();
     spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
     ui->mainToolBar->insertWidget(ui->actionAccountsButton, spacer);
 
@@ -365,21 +361,8 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
     // Update the menu when the active account changes.
     // Shouldn't have to use lambdas here like this, but if I don't, the compiler throws a fit.
     // Template hell sucks...
-    connect(
-        APPLICATION->accounts().get(),
-        &AccountList::defaultAccountChanged,
-        [this] {
-            defaultAccountChanged();
-        }
-    );
-    connect(
-        APPLICATION->accounts().get(),
-        &AccountList::listChanged,
-        [this]
-        {
-            repopulateAccountsMenu();
-        }
-    );
+    connect(APPLICATION->accounts().get(), &AccountList::defaultAccountChanged, [this] { defaultAccountChanged(); });
+    connect(APPLICATION->accounts().get(), &AccountList::listChanged, [this] { repopulateAccountsMenu(); });
 
     // Show initial account
     defaultAccountChanged();
@@ -420,9 +403,9 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
 // macOS always has a native menu bar, so these fixes are not applicable
 // Other systems may or may not have a native menu bar (most do not - it seems like only Ubuntu Unity does)
 #ifndef Q_OS_MAC
-void MainWindow::keyReleaseEvent(QKeyEvent *event)
+void MainWindow::keyReleaseEvent(QKeyEvent* event)
 {
-    if(event->key()==Qt::Key_Alt && !APPLICATION->settings()->get("MenuBarInsteadOfToolBar").toBool())
+    if (event->key() == Qt::Key_Alt && !APPLICATION->settings()->get("MenuBarInsteadOfToolBar").toBool())
         ui->menuBar->setVisible(!ui->menuBar->isVisible());
     else
         QMainWindow::keyReleaseEvent(event);
@@ -431,7 +414,6 @@ void MainWindow::keyReleaseEvent(QKeyEvent *event)
 
 void MainWindow::retranslateUi()
 {
-
     if (m_selectedInstance) {
         m_statusLeft->setText(m_selectedInstance->getStatusbarDescription());
     } else {
@@ -441,7 +423,7 @@ void MainWindow::retranslateUi()
     ui->retranslateUi(this);
 
     MinecraftAccountPtr defaultAccount = APPLICATION->accounts()->defaultAccount();
-    if(defaultAccount) {
+    if (defaultAccount) {
         auto profileLabel = profileInUseFilter(defaultAccount->profileName(), defaultAccount->isInUse());
         ui->actionAccountsButton->setText(profileLabel);
     }
@@ -461,14 +443,12 @@ void MainWindow::retranslateUi()
     }
 }
 
-MainWindow::~MainWindow()
-{
-}
+MainWindow::~MainWindow() {}
 
-QMenu * MainWindow::createPopupMenu()
+QMenu* MainWindow::createPopupMenu()
 {
     QMenu* filteredMenu = QMainWindow::createPopupMenu();
-    filteredMenu->removeAction( ui->mainToolBar->toggleViewAction() );
+    filteredMenu->removeAction(ui->mainToolBar->toggleViewAction());
 
     filteredMenu->addAction(ui->actionLockToolbars);
 
@@ -482,10 +462,11 @@ void MainWindow::lockToolbars(bool state)
     APPLICATION->settings()->set("ToolbarsLocked", state);
 }
 
-
 void MainWindow::konamiTriggered()
 {
-    QString gradient = " stop:0 rgba(125, 0, 0, 255), stop:0.166 rgba(125, 125, 0, 255), stop:0.333 rgba(0, 125, 0, 255), stop:0.5 rgba(0, 125, 125, 255), stop:0.666 rgba(0, 0, 125, 255), stop:0.833 rgba(125, 0, 125, 255), stop:1 rgba(125, 0, 0, 255));";
+    QString gradient =
+        " stop:0 rgba(125, 0, 0, 255), stop:0.166 rgba(125, 125, 0, 255), stop:0.333 rgba(0, 125, 0, 255), stop:0.5 rgba(0, 125, 125, "
+        "255), stop:0.666 rgba(0, 0, 125, 255), stop:0.833 rgba(125, 0, 125, 255), stop:1 rgba(125, 0, 0, 255));";
     QString stylesheet = "background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:0," + gradient;
     if (ui->mainToolBar->styleSheet() == stylesheet) {
         ui->mainToolBar->setStyleSheet("");
@@ -504,16 +485,15 @@ void MainWindow::konamiTriggered()
     }
 }
 
-void MainWindow::showInstanceContextMenu(const QPoint &pos)
+void MainWindow::showInstanceContextMenu(const QPoint& pos)
 {
-    QList<QAction *> actions;
+    QList<QAction*> actions;
 
-    QAction *actionSep = new QAction("", this);
+    QAction* actionSep = new QAction("", this);
     actionSep->setSeparator(true);
 
     bool onInstance = view->indexAt(pos).isValid();
-    if (onInstance)
-    {
+    if (onInstance) {
         // reuse the file menu actions
         actions = ui->fileMenu->actions();
 
@@ -527,21 +507,18 @@ void MainWindow::showInstanceContextMenu(const QPoint &pos)
 
         // add header
         actions.prepend(actionSep);
-        QAction *actionVoid = new QAction(m_selectedInstance->name(), this);
+        QAction* actionVoid = new QAction(m_selectedInstance->name(), this);
         actionVoid->setEnabled(false);
         actions.prepend(actionVoid);
-    }
-    else
-    {
+    } else {
         auto group = view->groupNameAt(pos);
 
-        QAction *actionVoid = new QAction(BuildConfig.LAUNCHER_DISPLAYNAME, this);
+        QAction* actionVoid = new QAction(BuildConfig.LAUNCHER_DISPLAYNAME, this);
         actionVoid->setEnabled(false);
 
-        QAction *actionCreateInstance = new QAction(tr("Create instance"), this);
+        QAction* actionCreateInstance = new QAction(tr("Create instance"), this);
         actionCreateInstance->setToolTip(ui->actionAddInstance->toolTip());
-        if(!group.isNull())
-        {
+        if (!group.isNull()) {
             QVariantMap data;
             data["group"] = group;
             actionCreateInstance->setData(data);
@@ -552,9 +529,8 @@ void MainWindow::showInstanceContextMenu(const QPoint &pos)
         actions.prepend(actionSep);
         actions.prepend(actionVoid);
         actions.append(actionCreateInstance);
-        if(!group.isNull())
-        {
-            QAction *actionDeleteGroup = new QAction(tr("Delete group '%1'").arg(group), this);
+        if (!group.isNull()) {
+            QAction* actionDeleteGroup = new QAction(tr("Delete group '%1'").arg(group), this);
             QVariantMap data;
             data["group"] = group;
             actionDeleteGroup->setData(data);
@@ -585,39 +561,27 @@ void MainWindow::updateToolsMenu()
     ui->actionLaunchInstanceOffline->setDisabled(!m_selectedInstance || currentInstanceRunning);
     ui->actionLaunchInstanceDemo->setDisabled(!m_selectedInstance || currentInstanceRunning);
 
-    QMenu *launchMenu = ui->actionLaunchInstance->menu();
-    if (launchMenu)
-    {
+    QMenu* launchMenu = ui->actionLaunchInstance->menu();
+    if (launchMenu) {
         launchMenu->clear();
-    }
-    else
-    {
+    } else {
         launchMenu = new QMenu(this);
     }
-    QAction *normalLaunch = launchMenu->addAction(tr("Launch"));
+    QAction* normalLaunch = launchMenu->addAction(tr("Launch"));
     normalLaunch->setShortcut(QKeySequence::Open);
-    QAction *normalLaunchOffline = launchMenu->addAction(tr("Launch Offline"));
+    QAction* normalLaunchOffline = launchMenu->addAction(tr("Launch Offline"));
     normalLaunchOffline->setShortcut(QKeySequence(tr("Ctrl+Shift+O")));
-    QAction *normalLaunchDemo = launchMenu->addAction(tr("Launch Demo"));
+    QAction* normalLaunchDemo = launchMenu->addAction(tr("Launch Demo"));
     normalLaunchDemo->setShortcut(QKeySequence(tr("Ctrl+Alt+O")));
-    if (m_selectedInstance)
-    {
+    if (m_selectedInstance) {
         normalLaunch->setEnabled(m_selectedInstance->canLaunch());
         normalLaunchOffline->setEnabled(m_selectedInstance->canLaunch());
         normalLaunchDemo->setEnabled(m_selectedInstance->canLaunch());
 
-        connect(normalLaunch, &QAction::triggered, [this]() {
-            APPLICATION->launch(m_selectedInstance, true, false);
-        });
-        connect(normalLaunchOffline, &QAction::triggered, [this]() {
-            APPLICATION->launch(m_selectedInstance, false, false);
-        });
-        connect(normalLaunchDemo, &QAction::triggered, [this]() {
-            APPLICATION->launch(m_selectedInstance, false, true);
-        });
-    }
-    else
-    {
+        connect(normalLaunch, &QAction::triggered, [this]() { APPLICATION->launch(m_selectedInstance, true, false); });
+        connect(normalLaunchOffline, &QAction::triggered, [this]() { APPLICATION->launch(m_selectedInstance, false, false); });
+        connect(normalLaunchDemo, &QAction::triggered, [this]() { APPLICATION->launch(m_selectedInstance, false, true); });
+    } else {
         normalLaunch->setDisabled(true);
         normalLaunchOffline->setDisabled(true);
         normalLaunchDemo->setDisabled(true);
@@ -631,35 +595,25 @@ void MainWindow::updateToolsMenu()
 
     QString profilersTitle = tr("Profilers");
     launchMenu->addSeparator()->setText(profilersTitle);
-    for (auto profiler : APPLICATION->profilers().values())
-    {
-        QAction *profilerAction = launchMenu->addAction(profiler->name());
-        QAction *profilerOfflineAction = launchMenu->addAction(tr("%1 Offline").arg(profiler->name()));
+    for (auto profiler : APPLICATION->profilers().values()) {
+        QAction* profilerAction = launchMenu->addAction(profiler->name());
+        QAction* profilerOfflineAction = launchMenu->addAction(tr("%1 Offline").arg(profiler->name()));
         QString error;
-        if (!profiler->check(&error))
-        {
+        if (!profiler->check(&error)) {
             profilerAction->setDisabled(true);
             profilerOfflineAction->setDisabled(true);
             QString profilerToolTip = tr("Profiler not setup correctly. Go into settings, \"External Tools\".");
             profilerAction->setToolTip(profilerToolTip);
             profilerOfflineAction->setToolTip(profilerToolTip);
-        }
-        else if (m_selectedInstance)
-        {
+        } else if (m_selectedInstance) {
             profilerAction->setEnabled(m_selectedInstance->canLaunch());
             profilerOfflineAction->setEnabled(m_selectedInstance->canLaunch());
 
-            connect(profilerAction, &QAction::triggered, [this, profiler]()
-                    {
-                        APPLICATION->launch(m_selectedInstance, true, false, profiler.get());
-                    });
-            connect(profilerOfflineAction, &QAction::triggered, [this, profiler]()
-                    {
-                        APPLICATION->launch(m_selectedInstance, false, false, profiler.get());
-                    });
-        }
-        else
-        {
+            connect(profilerAction, &QAction::triggered,
+                    [this, profiler]() { APPLICATION->launch(m_selectedInstance, true, false, profiler.get()); });
+            connect(profilerOfflineAction, &QAction::triggered,
+                    [this, profiler]() { APPLICATION->launch(m_selectedInstance, false, false, profiler.get()); });
+        } else {
             profilerAction->setDisabled(true);
             profilerOfflineAction->setDisabled(true);
         }
@@ -669,7 +623,7 @@ void MainWindow::updateToolsMenu()
 
 void MainWindow::updateThemeMenu()
 {
-    QMenu *themeMenu = ui->actionChangeTheme->menu();
+    QMenu* themeMenu = ui->actionChangeTheme->menu();
 
     if (themeMenu) {
         themeMenu->clear();
@@ -679,10 +633,10 @@ void MainWindow::updateThemeMenu()
 
     auto themes = APPLICATION->getValidApplicationThemes();
 
-    QActionGroup* themesGroup = new QActionGroup( this );
+    QActionGroup* themesGroup = new QActionGroup(this);
 
     for (auto* theme : themes) {
-        QAction * themeAction = themeMenu->addAction(theme->name());
+        QAction* themeAction = themeMenu->addAction(theme->name());
 
         themeAction->setCheckable(true);
         if (APPLICATION->settings()->get("ApplicationTheme").toString() == theme->id()) {
@@ -704,7 +658,7 @@ void MainWindow::repopulateAccountsMenu()
     ui->accountsMenu->clear();
 
     // NOTE: this is done so the accounts button text is not set to the accounts menu title
-    QMenu *accountsButtonMenu = ui->actionAccountsButton->menu();
+    QMenu* accountsButtonMenu = ui->actionAccountsButton->menu();
     if (accountsButtonMenu) {
         accountsButtonMenu->clear();
     } else {
@@ -716,11 +670,9 @@ void MainWindow::repopulateAccountsMenu()
     MinecraftAccountPtr defaultAccount = accounts->defaultAccount();
 
     QString active_profileId = "";
-    if (defaultAccount)
-    {
+    if (defaultAccount) {
         // this can be called before accountMenuButton exists
-        if (ui->actionAccountsButton)
-        {
+        if (ui->actionAccountsButton) {
             auto profileLabel = profileInUseFilter(defaultAccount->profileName(), defaultAccount->isInUse());
             ui->actionAccountsButton->setText(profileLabel);
         }
@@ -728,38 +680,31 @@ void MainWindow::repopulateAccountsMenu()
 
     QActionGroup* accountsGroup = new QActionGroup(this);
 
-    if (accounts->count() <= 0)
-    {
+    if (accounts->count() <= 0) {
         ui->actionNoAccountsAdded->setEnabled(false);
         ui->accountsMenu->addAction(ui->actionNoAccountsAdded);
-    }
-    else
-    {
+    } else {
         // TODO: Nicer way to iterate?
-        for (int i = 0; i < accounts->count(); i++)
-        {
+        for (int i = 0; i < accounts->count(); i++) {
             MinecraftAccountPtr account = accounts->at(i);
             auto profileLabel = profileInUseFilter(account->profileName(), account->isInUse());
-            QAction *action = new QAction(profileLabel, this);
+            QAction* action = new QAction(profileLabel, this);
             action->setData(i);
             action->setCheckable(true);
             action->setActionGroup(accountsGroup);
-            if (defaultAccount == account)
-            {
+            if (defaultAccount == account) {
                 action->setChecked(true);
             }
 
             auto face = account->getFace();
-            if(!face.isNull()) {
+            if (!face.isNull()) {
                 action->setIcon(face);
-            }
-            else {
+            } else {
                 action->setIcon(APPLICATION->getThemedIcon("noaccount"));
             }
 
             const int highestNumberKey = 9;
-            if(i<highestNumberKey)
-            {
+            if (i < highestNumberKey) {
                 action->setShortcut(QKeySequence(tr("Ctrl+%1").arg(i + 1)));
             }
 
@@ -786,8 +731,7 @@ void MainWindow::repopulateAccountsMenu()
 
 void MainWindow::updatesAllowedChanged(bool allowed)
 {
-    if(!BuildConfig.UPDATER_ENABLED)
-    {
+    if (!BuildConfig.UPDATER_ENABLED) {
         return;
     }
     ui->actionCheckUpdate->setEnabled(allowed);
@@ -798,7 +742,7 @@ void MainWindow::updatesAllowedChanged(bool allowed)
  */
 void MainWindow::changeActiveAccount()
 {
-    QAction *sAction = (QAction *)sender();
+    QAction* sAction = (QAction*)sender();
 
     // Profile's associated Mojang username
     if (sAction->data().type() != QVariant::Type::Int)
@@ -807,7 +751,7 @@ void MainWindow::changeActiveAccount()
     QVariant data = sAction->data();
     bool valid = false;
     int index = data.toInt(&valid);
-    if(!valid) {
+    if (!valid) {
         index = -1;
     }
     auto accounts = APPLICATION->accounts();
@@ -822,15 +766,13 @@ void MainWindow::defaultAccountChanged()
     MinecraftAccountPtr account = APPLICATION->accounts()->defaultAccount();
 
     // FIXME: this needs adjustment for MSA
-    if (account && account->profileName() != "")
-    {
+    if (account && account->profileName() != "") {
         auto profileLabel = profileInUseFilter(account->profileName(), account->isInUse());
         ui->actionAccountsButton->setText(profileLabel);
         auto face = account->getFace();
-        if(face.isNull()) {
+        if (face.isNull()) {
             ui->actionAccountsButton->setIcon(APPLICATION->getThemedIcon("noaccount"));
-        }
-        else {
+        } else {
             ui->actionAccountsButton->setIcon(face);
         }
         return;
@@ -841,33 +783,30 @@ void MainWindow::defaultAccountChanged()
     ui->actionAccountsButton->setText(tr("Accounts"));
 }
 
-bool MainWindow::eventFilter(QObject *obj, QEvent *ev)
+bool MainWindow::eventFilter(QObject* obj, QEvent* ev)
 {
-    if (obj == view)
-    {
-        if (ev->type() == QEvent::KeyPress)
-        {
+    if (obj == view) {
+        if (ev->type() == QEvent::KeyPress) {
             secretEventFilter->input(ev);
-            QKeyEvent *keyEvent = static_cast<QKeyEvent *>(ev);
-            switch (keyEvent->key())
-            {
-                /*
-            case Qt::Key_Enter:
-            case Qt::Key_Return:
-                activateInstance(m_selectedInstance);
-                return true;
-                */
-            case Qt::Key_Delete:
-                on_actionDeleteInstance_triggered();
-                return true;
-            case Qt::Key_F5:
-                refreshInstances();
-                return true;
-            case Qt::Key_F2:
-                on_actionRenameInstance_triggered();
-                return true;
-            default:
-                break;
+            QKeyEvent* keyEvent = static_cast<QKeyEvent*>(ev);
+            switch (keyEvent->key()) {
+                    /*
+                case Qt::Key_Enter:
+                case Qt::Key_Return:
+                    activateInstance(m_selectedInstance);
+                    return true;
+                    */
+                case Qt::Key_Delete:
+                    on_actionDeleteInstance_triggered();
+                    return true;
+                case Qt::Key_F5:
+                    refreshInstances();
+                    return true;
+                case Qt::Key_F2:
+                    on_actionRenameInstance_triggered();
+                    return true;
+                default:
+                    break;
             }
         }
     }
@@ -876,23 +815,17 @@ bool MainWindow::eventFilter(QObject *obj, QEvent *ev)
 
 void MainWindow::updateNewsLabel()
 {
-    if (m_newsChecker->isLoadingNews())
-    {
+    if (m_newsChecker->isLoadingNews()) {
         newsLabel->setText(tr("Loading news..."));
         newsLabel->setEnabled(false);
         ui->actionMoreNews->setVisible(false);
-    }
-    else
-    {
+    } else {
         QList<NewsEntryPtr> entries = m_newsChecker->getNewsEntries();
-        if (entries.length() > 0)
-        {
+        if (entries.length() > 0) {
             newsLabel->setText(entries[0]->title);
             newsLabel->setEnabled(true);
             ui->actionMoreNews->setVisible(true);
-        }
-        else
-        {
+        } else {
             newsLabel->setText(tr("No news available."));
             newsLabel->setEnabled(false);
             ui->actionMoreNews->setVisible(false);
@@ -900,7 +833,7 @@ void MainWindow::updateNewsLabel()
     }
 }
 
-QList<int> stringToIntList(const QString &string)
+QList<int> stringToIntList(const QString& string)
 {
 #if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
     QStringList split = string.split(',', Qt::SkipEmptyParts);
@@ -908,17 +841,15 @@ QList<int> stringToIntList(const QString &string)
     QStringList split = string.split(',', QString::SkipEmptyParts);
 #endif
     QList<int> out;
-    for (int i = 0; i < split.size(); ++i)
-    {
+    for (int i = 0; i < split.size(); ++i) {
         out.append(split.at(i).toInt());
     }
     return out;
 }
-QString intListToString(const QList<int> &list)
+QString intListToString(const QList<int>& list)
 {
     QStringList slist;
-    for (int i = 0; i < list.size(); ++i)
-    {
+    for (int i = 0; i < list.size(); ++i) {
         slist.append(QString::number(list.at(i)));
     }
     return slist.join(',');
@@ -936,30 +867,26 @@ void MainWindow::setCatBackground(bool enabled)
     view->viewport()->repaint();
 }
 
-void MainWindow::runModalTask(Task *task)
+void MainWindow::runModalTask(Task* task)
 {
-    connect(task, &Task::failed, [this](QString reason)
-        {
-            CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show();
-        });
-    connect(task, &Task::succeeded, [this, task]()
-        {
-            QStringList warnings = task->warnings();
-            if(warnings.count())
-            {
-                CustomMessageBox::selectable(this, tr("Warnings"), warnings.join('\n'), QMessageBox::Warning)->show();
-            }
-        });
-    connect(task, &Task::aborted, [this]
-        {
-            CustomMessageBox::selectable(this, tr("Task aborted"), tr("The task has been aborted by the user."), QMessageBox::Information)->show();
-        });
+    connect(task, &Task::failed,
+            [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show(); });
+    connect(task, &Task::succeeded, [this, task]() {
+        QStringList warnings = task->warnings();
+        if (warnings.count()) {
+            CustomMessageBox::selectable(this, tr("Warnings"), warnings.join('\n'), QMessageBox::Warning)->show();
+        }
+    });
+    connect(task, &Task::aborted, [this] {
+        CustomMessageBox::selectable(this, tr("Task aborted"), tr("The task has been aborted by the user."), QMessageBox::Information)
+            ->show();
+    });
     ProgressDialog loadDialog(this);
     loadDialog.setSkipButton(true, tr("Abort"));
     loadDialog.execWithTask(task);
 }
 
-void MainWindow::instanceFromInstanceTask(InstanceTask *rawTask)
+void MainWindow::instanceFromInstanceTask(InstanceTask* rawTask)
 {
     unique_qobject_ptr<Task> task(APPLICATION->instances()->wrapInstanceTask(rawTask));
     runModalTask(task.get());
@@ -986,52 +913,43 @@ void MainWindow::finalizeInstance(InstancePtr inst)
 {
     view->updateGeometries();
     setSelectedInstanceById(inst->id());
-    if (APPLICATION->accounts()->anyAccountIsValid())
-    {
+    if (APPLICATION->accounts()->anyAccountIsValid()) {
         ProgressDialog loadDialog(this);
         auto update = inst->createUpdateTask(Net::Mode::Online);
-        connect(update.get(), &Task::failed, [this](QString reason)
-                {
-                    QString error = QString("Instance load failed: %1").arg(reason);
-                    CustomMessageBox::selectable(this, tr("Error"), error, QMessageBox::Warning)->show();
-                });
-        if(update)
-        {
+        connect(update.get(), &Task::failed, [this](QString reason) {
+            QString error = QString("Instance load failed: %1").arg(reason);
+            CustomMessageBox::selectable(this, tr("Error"), error, QMessageBox::Warning)->show();
+        });
+        if (update) {
             loadDialog.setSkipButton(true, tr("Abort"));
             loadDialog.execWithTask(update.get());
         }
-    }
-    else
-    {
-        CustomMessageBox::selectable(
-            this,
-            tr("Error"),
-            tr("The launcher cannot download Minecraft or update instances unless you have at least "
-                "one account added.\nPlease add your Mojang or Minecraft account."),
-            QMessageBox::Warning
-        )->show();
+    } else {
+        CustomMessageBox::selectable(this, tr("Error"),
+                                     tr("The launcher cannot download Minecraft or update instances unless you have at least "
+                                        "one account added.\nPlease add your Mojang or Minecraft account."),
+                                     QMessageBox::Warning)
+            ->show();
     }
 }
 
 void MainWindow::addInstance(const QString& url, const QMap<QString, QString>& extra_info)
 {
     QString groupName;
-    do
-    {
+    do {
         QObject* obj = sender();
-        if(!obj)
+        if (!obj)
             break;
-        QAction *action = qobject_cast<QAction *>(obj);
-        if(!action)
+        QAction* action = qobject_cast<QAction*>(obj);
+        if (!action)
             break;
         auto map = action->data().toMap();
-        if(!map.contains("group"))
+        if (!map.contains("group"))
             break;
         groupName = map["group"].toString();
-    } while(0);
+    } while (0);
 
-    if(groupName.isEmpty())
-    {
+    if (groupName.isEmpty()) {
         groupName = APPLICATION->settings()->get("LastUsedGroupForNewInstance").toString();
     }
 
@@ -1041,9 +959,8 @@ void MainWindow::addInstance(const QString& url, const QMap<QString, QString>& e
 
     APPLICATION->settings()->set("LastUsedGroupForNewInstance", newInstDlg.instGroup());
 
-    InstanceTask * creationTask = newInstDlg.extractTask();
-    if(creationTask)
-    {
+    InstanceTask* creationTask = newInstDlg.extractTask();
+    if (creationTask) {
         instanceFromInstanceTask(creationTask);
     }
 }
@@ -1084,7 +1001,7 @@ void MainWindow::processURLs(QList<QUrl> urls)
                 auto job = api.getFile(addonId, fileId, array);
 
                 QString resource_name;
-                
+
                 connect(job.get(), &Task::failed, this,
                         [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show(); });
                 connect(job.get(), &Task::succeeded, this, [this, array, addonId, fileId, &dl_url, &resource_name] {
@@ -1115,7 +1032,7 @@ void MainWindow::processURLs(QList<QUrl> urls)
                     dlUrlDialod.setSkipButton(true, tr("Abort"));
                     dlUrlDialod.execWithTask(job.get());
                 }
-                
+
 
             } else {
                 dl_url = url;
@@ -1151,7 +1068,7 @@ void MainWindow::processURLs(QList<QUrl> urls)
             local_url = url;
         }
 
-        auto localFileName = QDir::toNativeSeparators(local_url.toLocalFile()) ;
+        auto localFileName = QDir::toNativeSeparators(local_url.toLocalFile());
         QFileInfo localFileInfo(localFileName);
 
         auto type = ResourceUtils::identify(localFileInfo);
@@ -1220,8 +1137,7 @@ void MainWindow::on_actionChangeInstIcon_triggered()
 
     IconPickerDialog dlg(this);
     dlg.execWithSelection(m_selectedInstance->iconKey());
-    if (dlg.result() == QDialog::Accepted)
-    {
+    if (dlg.result() == QDialog::Accepted) {
         m_selectedInstance->setIconKey(dlg.selectedIconKey);
         auto icon = APPLICATION->icons()->getIcon(dlg.selectedIconKey);
         ui->actionChangeInstIcon->setIcon(icon);
@@ -1231,8 +1147,7 @@ void MainWindow::on_actionChangeInstIcon_triggered()
 
 void MainWindow::iconUpdated(QString icon)
 {
-    if (icon == m_currentInstIcon)
-    {
+    if (icon == m_currentInstIcon) {
         auto icon = APPLICATION->icons()->getIcon(m_currentInstIcon);
         ui->actionChangeInstIcon->setIcon(icon);
         changeIconButton->setIcon(icon);
@@ -1247,13 +1162,12 @@ void MainWindow::updateInstanceToolIcon(QString new_icon)
     changeIconButton->setIcon(icon);
 }
 
-void MainWindow::setSelectedInstanceById(const QString &id)
+void MainWindow::setSelectedInstanceById(const QString& id)
 {
     if (id.isNull())
         return;
     const QModelIndex index = APPLICATION->instances()->getInstanceIndexById(id);
-    if (index.isValid())
-    {
+    if (index.isValid()) {
         QModelIndex selectionIndex = proxymodel->mapFromSource(index);
         view->selectionModel()->setCurrentIndex(selectionIndex, QItemSelectionModel::ClearAndSelect);
         updateStatusCenter();
@@ -1275,8 +1189,7 @@ void MainWindow::on_actionChangeInstGroup_triggered()
 
     name = QInputDialog::getItem(this, tr("Group name"), tr("Enter a new group name."), groups, foo, true, &ok);
     name = name.simplified();
-    if (ok)
-    {
+    if (ok) {
         APPLICATION->instances()->setInstanceGroup(instId, name);
     }
 }
@@ -1284,21 +1197,19 @@ void MainWindow::on_actionChangeInstGroup_triggered()
 void MainWindow::deleteGroup()
 {
     QObject* obj = sender();
-    if(!obj)
+    if (!obj)
         return;
-    QAction *action = qobject_cast<QAction *>(obj);
-    if(!action)
+    QAction* action = qobject_cast<QAction*>(obj);
+    if (!action)
         return;
     auto map = action->data().toMap();
-    if(!map.contains("group"))
+    if (!map.contains("group"))
         return;
     QString groupName = map["group"].toString();
-    if(!groupName.isEmpty())
-    {
-        auto reply = QMessageBox::question(this, tr("Delete group"), tr("Are you sure you want to delete the group %1?")
-            .arg(groupName), QMessageBox::Yes | QMessageBox::No);
-        if(reply == QMessageBox::Yes)
-        {
+    if (!groupName.isEmpty()) {
+        auto reply = QMessageBox::question(this, tr("Delete group"), tr("Are you sure you want to delete the group %1?").arg(groupName),
+                                           QMessageBox::Yes | QMessageBox::No);
+        if (reply == QMessageBox::Yes) {
             APPLICATION->instances()->deleteGroup(groupName);
         }
     }
@@ -1334,12 +1245,9 @@ void MainWindow::on_actionViewCentralModsFolder_triggered()
 
 void MainWindow::checkForUpdates()
 {
-    if(BuildConfig.UPDATER_ENABLED)
-    {
+    if (BuildConfig.UPDATER_ENABLED) {
         APPLICATION->triggerUpdateCheck();
-    }
-    else
-    {
+    } else {
         qWarning() << "Updater not set up. Cannot check for updates.";
     }
 }
@@ -1367,7 +1275,17 @@ void MainWindow::globalSettingsClosed()
 
 void MainWindow::on_actionEditInstance_triggered()
 {
-    APPLICATION->showInstanceWindow(m_selectedInstance);
+    if (!m_selectedInstance)
+        return;
+
+    if (m_selectedInstance->canEdit()) {
+        APPLICATION->showInstanceWindow(m_selectedInstance);
+    } else {
+        CustomMessageBox::selectable(this, tr("Instance not editable"),
+                                     tr("This instance is not editable. It may be broken, invalid, or too old. Check logs for details."),
+                                     QMessageBox::Critical)
+            ->show();
+    }
 }
 
 void MainWindow::on_actionManageAccounts_triggered()
@@ -1429,7 +1347,8 @@ void MainWindow::newsButtonClicked()
     news_dialog.exec();
 }
 
-void MainWindow::onCatChanged(int) {
+void MainWindow::onCatChanged(int)
+{
     setCatBackground(APPLICATION->settings()->get("TheCat").toBool());
 }
 
@@ -1460,14 +1379,15 @@ void MainWindow::on_actionDeleteInstance_triggered()
 
     auto linkedInstances = APPLICATION->instances()->getLinkedInstancesById(id);
     if (!linkedInstances.empty()) {
-        response = CustomMessageBox::selectable(
-                this, tr("There are linked instances"),
-                tr("The following instance(s) might reference files in this instance:\n\n"
-                "%1\n\n"
-                "Deleting it could break the other instance(s), \n\n"
-                "Do you wish to proceed?", nullptr, linkedInstances.count()).arg(linkedInstances.join("\n")), 
-                QMessageBox::Warning, QMessageBox::Yes | QMessageBox::No, QMessageBox::No
-            )->exec();
+        response = CustomMessageBox::selectable(this, tr("There are linked instances"),
+                                                tr("The following instance(s) might reference files in this instance:\n\n"
+                                                   "%1\n\n"
+                                                   "Deleting it could break the other instance(s), \n\n"
+                                                   "Do you wish to proceed?",
+                                                   nullptr, linkedInstances.count())
+                                                    .arg(linkedInstances.join("\n")),
+                                                QMessageBox::Warning, QMessageBox::Yes | QMessageBox::No, QMessageBox::No)
+                       ->exec();
         if (response != QMessageBox::Yes)
             return;
     }
@@ -1482,8 +1402,7 @@ void MainWindow::on_actionDeleteInstance_triggered()
 
 void MainWindow::on_actionExportInstanceZip_triggered()
 {
-    if (m_selectedInstance)
-    {
+    if (m_selectedInstance) {
         ExportInstanceDialog dlg(m_selectedInstance, this);
         dlg.exec();
     }
@@ -1491,28 +1410,29 @@ void MainWindow::on_actionExportInstanceZip_triggered()
 
 void MainWindow::on_actionExportInstanceMrPack_triggered()
 {
-    if (m_selectedInstance)
-    {
+    if (m_selectedInstance) {
         ExportPackDialog dlg(m_selectedInstance, this);
         dlg.exec();
     }
 }
 
+void MainWindow::on_actionExportInstanceToModList_triggered()
+{
+    if (m_selectedInstance) {
+        ExportToModListDialog dlg(m_selectedInstance, this);
+        dlg.exec();
+    }
+}
+
 void MainWindow::on_actionExportInstanceFlamePack_triggered()
 {
     if (m_selectedInstance) {
         auto instance = dynamic_cast<MinecraftInstance*>(m_selectedInstance.get());
         if (instance) {
-            QString errorMsg;
-            if (instance->getPackProfile()->getComponent("org.quiltmc.quilt-loader")) {
-                errorMsg = tr("Quilt is currently not supported by CurseForge modpacks.");
-            } else if (auto cmp = instance->getPackProfile()->getComponent("net.minecraft");
-                       cmp && cmp->getVersionFile() && cmp->getVersionFile()->type == "snapshot") {
-                errorMsg = tr("Snapshots are currently not supported by CurseForge modpacks.");
-            }
-            if (!errorMsg.isEmpty()) {
-                QMessageBox msgBox;
-                msgBox.setText(errorMsg);
+            if (auto cmp = instance->getPackProfile()->getComponent("net.minecraft");
+                cmp && cmp->getVersionFile() && cmp->getVersionFile()->type == "snapshot") {
+                QMessageBox msgBox(this);
+                msgBox.setText("Snapshots are currently not supported by CurseForge modpacks.");
                 msgBox.exec();
                 return;
             }
@@ -1524,22 +1444,20 @@ void MainWindow::on_actionExportInstanceFlamePack_triggered()
 
 void MainWindow::on_actionRenameInstance_triggered()
 {
-    if (m_selectedInstance)
-    {
+    if (m_selectedInstance) {
         view->edit(view->currentIndex());
     }
 }
 
 void MainWindow::on_actionViewSelectedInstFolder_triggered()
 {
-    if (m_selectedInstance)
-    {
+    if (m_selectedInstance) {
         QString str = m_selectedInstance->instanceRoot();
         DesktopServices::openDirectory(QDir(str).absolutePath());
     }
 }
 
-void MainWindow::closeEvent(QCloseEvent *event)
+void MainWindow::closeEvent(QCloseEvent* event)
 {
     // Save the window state and geometry.
     APPLICATION->settings()->set("MainWindowState", saveState().toBase64());
@@ -1551,8 +1469,7 @@ void MainWindow::closeEvent(QCloseEvent *event)
 
 void MainWindow::changeEvent(QEvent* event)
 {
-    if (event->type() == QEvent::LanguageChange)
-    {
+    if (event->type() == QEvent::LanguageChange) {
         retranslateUi();
     }
     QMainWindow::changeEvent(event);
@@ -1572,8 +1489,7 @@ void MainWindow::instanceActivated(QModelIndex index)
 
 void MainWindow::on_actionLaunchInstance_triggered()
 {
-    if(m_selectedInstance && !m_selectedInstance->isRunning())
-    {
+    if (m_selectedInstance && !m_selectedInstance->isRunning()) {
         APPLICATION->launch(m_selectedInstance);
     }
 }
@@ -1585,24 +1501,21 @@ void MainWindow::activateInstance(InstancePtr instance)
 
 void MainWindow::on_actionLaunchInstanceOffline_triggered()
 {
-    if (m_selectedInstance)
-    {
+    if (m_selectedInstance) {
         APPLICATION->launch(m_selectedInstance, false);
     }
 }
 
 void MainWindow::on_actionLaunchInstanceDemo_triggered()
 {
-    if (m_selectedInstance)
-    {
+    if (m_selectedInstance) {
         APPLICATION->launch(m_selectedInstance, false, true);
     }
 }
 
 void MainWindow::on_actionKillInstance_triggered()
 {
-    if(m_selectedInstance && m_selectedInstance->isRunning())
-    {
+    if (m_selectedInstance && m_selectedInstance->isRunning()) {
         APPLICATION->kill(m_selectedInstance);
     }
 }
@@ -1623,39 +1536,36 @@ void MainWindow::on_actionCreateInstanceShortcut_triggered()
     QString iconPath;
     QStringList args;
 #if defined(Q_OS_MACOS)
-        appPath = QApplication::applicationFilePath();
-        if (appPath.startsWith("/private/var/")) {
-            QMessageBox::critical(this, tr("Create instance shortcut"), 
-                                  tr("The launcher is in the folder it was extracted from, therefore it cannot create shortcuts."));
-            return;
-        }
+    appPath = QApplication::applicationFilePath();
+    if (appPath.startsWith("/private/var/")) {
+        QMessageBox::critical(this, tr("Create instance shortcut"),
+                              tr("The launcher is in the folder it was extracted from, therefore it cannot create shortcuts."));
+        return;
+    }
 
-        auto pIcon = APPLICATION->icons()->icon(m_selectedInstance->iconKey());
-        if (pIcon == nullptr)
-        {
-            pIcon = APPLICATION->icons()->icon("grass");
-        }
+    auto pIcon = APPLICATION->icons()->icon(m_selectedInstance->iconKey());
+    if (pIcon == nullptr) {
+        pIcon = APPLICATION->icons()->icon("grass");
+    }
 
-        iconPath = FS::PathCombine(m_selectedInstance->instanceRoot(), "Icon.icns");
+    iconPath = FS::PathCombine(m_selectedInstance->instanceRoot(), "Icon.icns");
 
-        QFile iconFile(iconPath);
-        if (!iconFile.open(QFile::WriteOnly))
-        {
-            QMessageBox::critical(this, tr("Create instance Application"), tr("Failed to create icon for Application."));
-            return;
-        }
+    QFile iconFile(iconPath);
+    if (!iconFile.open(QFile::WriteOnly)) {
+        QMessageBox::critical(this, tr("Create instance Application"), tr("Failed to create icon for Application."));
+        return;
+    }
 
-        QIcon icon = pIcon->icon();
+    QIcon icon = pIcon->icon();
 
-        bool success = icon.pixmap(1024, 1024).save(iconPath, "ICNS");
-        iconFile.close();
+    bool success = icon.pixmap(1024, 1024).save(iconPath, "ICNS");
+    iconFile.close();
 
-        if (!success)
-        {
-            iconFile.remove();
-            QMessageBox::critical(this, tr("Create instance Application"), tr("Failed to create icon for Application."));
-            return;
-        }
+    if (!success) {
+        iconFile.remove();
+        QMessageBox::critical(this, tr("Create instance Application"), tr("Failed to create icon for Application."));
+        return;
+    }
 #elif defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
     if (appPath.startsWith("/tmp/.mount_")) {
         // AppImage!
@@ -1739,7 +1649,7 @@ void MainWindow::on_actionCreateInstanceShortcut_triggered()
     args.append({ "--launch", m_selectedInstance->id() });
     if (FS::createShortcut(desktopFilePath, appPath, args, m_selectedInstance->name(), iconPath)) {
 #if not defined(Q_OS_MACOS)
-            QMessageBox::information(this, tr("Create instance shortcut"), tr("Created a shortcut to this instance on your desktop!"));
+        QMessageBox::information(this, tr("Create instance shortcut"), tr("Created a shortcut to this instance on your desktop!"));
 #else
         QMessageBox::information(this, tr("Create instance shortcut"), tr("Created a shortcut to this instance!"));
 #endif
@@ -1753,24 +1663,23 @@ void MainWindow::on_actionCreateInstanceShortcut_triggered()
 
 void MainWindow::taskEnd()
 {
-    QObject *sender = QObject::sender();
+    QObject* sender = QObject::sender();
     if (sender == m_versionLoadTask)
         m_versionLoadTask = NULL;
 
     sender->deleteLater();
 }
 
-void MainWindow::startTask(Task *task)
+void MainWindow::startTask(Task* task)
 {
     connect(task, SIGNAL(succeeded()), SLOT(taskEnd()));
     connect(task, SIGNAL(failed(QString)), SLOT(taskEnd()));
     task->start();
 }
 
-void MainWindow::instanceChanged(const QModelIndex &current, const QModelIndex &previous)
+void MainWindow::instanceChanged(const QModelIndex& current, const QModelIndex& previous)
 {
-    if (!current.isValid())
-    {
+    if (!current.isValid()) {
         APPLICATION->settings()->set("SelectedInstance", QString());
         selectionBad();
         return;
@@ -1780,8 +1689,7 @@ void MainWindow::instanceChanged(const QModelIndex &current, const QModelIndex &
     }
     QString id = current.data(InstanceList::InstanceIDRole).toString();
     m_selectedInstance = APPLICATION->instances()->getInstanceById(id);
-    if (m_selectedInstance)
-    {
+    if (m_selectedInstance) {
         ui->instanceToolBar->setEnabled(true);
         setInstanceActionsEnabled(true);
         ui->actionLaunchInstance->setEnabled(m_selectedInstance->canLaunch());
@@ -1791,7 +1699,7 @@ void MainWindow::instanceChanged(const QModelIndex &current, const QModelIndex &
         // Disable demo-mode if not available.
         auto instance = dynamic_cast<MinecraftInstance*>(m_selectedInstance.get());
         if (instance) {
-             ui->actionLaunchInstanceDemo->setEnabled(instance->supportsDemo());
+            ui->actionLaunchInstanceDemo->setEnabled(instance->supportsDemo());
         }
 
         ui->actionKillInstance->setEnabled(m_selectedInstance->isRunning());
@@ -1806,9 +1714,7 @@ void MainWindow::instanceChanged(const QModelIndex &current, const QModelIndex &
         APPLICATION->settings()->set("SelectedInstance", m_selectedInstance->id());
 
         connect(m_selectedInstance.get(), &BaseInstance::runningStatusChanged, this, &MainWindow::refreshCurrentInstance);
-    }
-    else
-    {
+    } else {
         ui->instanceToolBar->setEnabled(false);
         setInstanceActionsEnabled(false);
         ui->actionLaunchInstance->setEnabled(false);
@@ -1826,12 +1732,11 @@ void MainWindow::instanceSelectRequest(QString id)
     setSelectedInstanceById(id);
 }
 
-void MainWindow::instanceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight)
+void MainWindow::instanceDataChanged(const QModelIndex& topLeft, const QModelIndex& bottomRight)
 {
     auto current = view->selectionModel()->currentIndex();
     QItemSelection test(topLeft, bottomRight);
-    if (test.contains(current))
-    {
+    if (test.contains(current)) {
         instanceChanged(current, current);
     }
 }
@@ -1855,34 +1760,28 @@ void MainWindow::selectionBad()
 void MainWindow::checkInstancePathForProblems()
 {
     QString instanceFolder = APPLICATION->settings()->get("InstanceDir").toString();
-    if (FS::checkProblemticPathJava(QDir(instanceFolder)))
-    {
+    if (FS::checkProblemticPathJava(QDir(instanceFolder))) {
         QMessageBox warning(this);
         warning.setText(tr("Your instance folder contains \'!\' and this is known to cause Java problems!"));
-        warning.setInformativeText(
-            tr(
-                "You have now two options: <br/>"
-                " - change the instance folder in the settings <br/>"
-                " - move this installation of %1 to a different folder"
-            ).arg(BuildConfig.LAUNCHER_DISPLAYNAME)
-        );
+        warning.setInformativeText(tr("You have now two options: <br/>"
+                                      " - change the instance folder in the settings <br/>"
+                                      " - move this installation of %1 to a different folder")
+                                       .arg(BuildConfig.LAUNCHER_DISPLAYNAME));
         warning.setDefaultButton(QMessageBox::Ok);
         warning.exec();
     }
-    auto tempFolderText = tr("This is a problem: <br/>"
-                             " - The launcher will likely be deleted without warning by the operating system <br/>"
-                             " - close the launcher now and extract it to a real location, not a temporary folder");
+    auto tempFolderText =
+        tr("This is a problem: <br/>"
+           " - The launcher will likely be deleted without warning by the operating system <br/>"
+           " - close the launcher now and extract it to a real location, not a temporary folder");
     QString pathfoldername = QDir(instanceFolder).absolutePath();
-    if (pathfoldername.contains("Rar$", Qt::CaseInsensitive))
-    {
+    if (pathfoldername.contains("Rar$", Qt::CaseInsensitive)) {
         QMessageBox warning(this);
         warning.setText(tr("Your instance folder contains \'Rar$\' - that means you haven't extracted the launcher archive!"));
         warning.setInformativeText(tempFolderText);
         warning.setDefaultButton(QMessageBox::Ok);
         warning.exec();
-    }
-    else if (pathfoldername.startsWith(QDir::tempPath()) || pathfoldername.contains("/TempState/"))
-    {
+    } else if (pathfoldername.startsWith(QDir::tempPath()) || pathfoldername.contains("/TempState/")) {
         QMessageBox warning(this);
         warning.setText(tr("Your instance folder is in a temporary folder: \'%1\'!").arg(QDir::tempPath()));
         warning.setInformativeText(tempFolderText);
diff --git a/launcher/ui/MainWindow.h b/launcher/ui/MainWindow.h
index 8df7de6d..7fab3fe3 100644
--- a/launcher/ui/MainWindow.h
+++ b/launcher/ui/MainWindow.h
@@ -158,6 +158,7 @@ private slots:
     void on_actionExportInstanceZip_triggered();
     void on_actionExportInstanceMrPack_triggered();
     void on_actionExportInstanceFlamePack_triggered();
+    void on_actionExportInstanceToModList_triggered();
 
     void on_actionRenameInstance_triggered();
 
diff --git a/launcher/ui/MainWindow.ui b/launcher/ui/MainWindow.ui
index 190219b9..e4421d40 100644
--- a/launcher/ui/MainWindow.ui
+++ b/launcher/ui/MainWindow.ui
@@ -484,7 +484,15 @@
     <iconset theme="flame"/>
    </property>
    <property name="text">
-    <string>CurseForge (zip)</string>
+    <string>CurseForge (zip)</string>  
+   </property>
+  </action>
+  <action name="actionExportInstanceToModList">
+   <property name="icon">
+    <iconset theme="new"/>
+   </property>
+   <property name="text">
+    <string>Mod List</string>
    </property>
   </action>
   <action name="actionCreateInstanceShortcut">
diff --git a/launcher/ui/dialogs/AboutDialog.cpp b/launcher/ui/dialogs/AboutDialog.cpp
index 88739463..b1734eff 100644
--- a/launcher/ui/dialogs/AboutDialog.cpp
+++ b/launcher/ui/dialogs/AboutDialog.cpp
@@ -170,7 +170,7 @@ AboutDialog::AboutDialog(QWidget *parent) : QDialog(parent), ui(new Ui::AboutDia
     QString urlText("<html><head/><body><p><a href=\"%1\">%1</a></p></body></html>");
     ui->urlLabel->setText(urlText.arg(BuildConfig.LAUNCHER_GIT));
 
-    QString copyText("© 2022 %1");
+    QString copyText("© 2022-2023 %1");
     ui->copyLabel->setText(copyText.arg(BuildConfig.LAUNCHER_COPYRIGHT));
 
     connect(ui->closeButton, SIGNAL(clicked()), SLOT(close()));
diff --git a/launcher/ui/dialogs/ExportInstanceDialog.cpp b/launcher/ui/dialogs/ExportInstanceDialog.cpp
index cc41c394..d6a503cc 100644
--- a/launcher/ui/dialogs/ExportInstanceDialog.cpp
+++ b/launcher/ui/dialogs/ExportInstanceDialog.cpp
@@ -3,6 +3,7 @@
  *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -41,6 +42,9 @@
 #include <QFileSystemModel>
 #include <QMessageBox>
 #include "FileIgnoreProxy.h"
+#include "QObjectPtr.h"
+#include "ui/dialogs/CustomMessageBox.h"
+#include "ui/dialogs/ProgressDialog.h"
 #include "ui_ExportInstanceDialog.h"
 
 #include <FileSystem.h>
@@ -66,13 +70,15 @@ ExportInstanceDialog::ExportInstanceDialog(InstancePtr instance, QWidget* parent
     auto prefix = QDir(instance->instanceRoot()).relativeFilePath(instance->gameRoot());
     proxyModel->ignoreFilesWithPath().insert({ FS::PathCombine(prefix, "logs"), FS::PathCombine(prefix, "crash-reports") });
     proxyModel->ignoreFilesWithName().append({ ".DS_Store", "thumbs.db", "Thumbs.db" });
+    proxyModel->ignoreFilesWithPath().insert(
+        { FS::PathCombine(prefix, ".cache"), FS::PathCombine(prefix, ".fabric"), FS::PathCombine(prefix, ".quilt") });
     loadPackIgnore();
 
     ui->treeView->setModel(proxyModel);
     ui->treeView->setRootIndex(proxyModel->mapFromSource(model->index(root)));
     ui->treeView->sortByColumn(0, Qt::AscendingOrder);
 
-    connect(proxyModel, SIGNAL(rowsInserted(QModelIndex,int,int)), SLOT(rowsInserted(QModelIndex,int,int)));
+    connect(proxyModel, SIGNAL(rowsInserted(QModelIndex, int, int)), SLOT(rowsInserted(QModelIndex, int, int)));
 
     model->setFilter(QDir::AllEntries | QDir::NoDotAndDotDot | QDir::AllDirs | QDir::Hidden);
     model->setRootPath(root);
@@ -92,32 +98,26 @@ void SaveIcon(InstancePtr m_instance)
     auto iconKey = m_instance->iconKey();
     auto iconList = APPLICATION->icons();
     auto mmcIcon = iconList->icon(iconKey);
-    if(!mmcIcon || mmcIcon->isBuiltIn()) {
+    if (!mmcIcon || mmcIcon->isBuiltIn()) {
         return;
     }
     auto path = mmcIcon->getFilePath();
-    if(!path.isNull()) {
-        QFileInfo inInfo (path);
-        FS::copy(path, FS::PathCombine(m_instance->instanceRoot(), inInfo.fileName())) ();
+    if (!path.isNull()) {
+        QFileInfo inInfo(path);
+        FS::copy(path, FS::PathCombine(m_instance->instanceRoot(), inInfo.fileName()))();
         return;
     }
-    auto & image = mmcIcon->m_images[mmcIcon->type()];
-    auto & icon = image.icon;
+    auto& image = mmcIcon->m_images[mmcIcon->type()];
+    auto& icon = image.icon;
     auto sizes = icon.availableSizes();
-    if(sizes.size() == 0)
-    {
+    if (sizes.size() == 0) {
         return;
     }
-    auto areaOf = [](QSize size)
-    {
-        return size.width() * size.height();
-    };
+    auto areaOf = [](QSize size) { return size.width() * size.height(); };
     QSize largest = sizes[0];
     // find variant with largest area
-    for(auto size: sizes)
-    {
-        if(areaOf(largest) < areaOf(size))
-        {
+    for (auto size : sizes) {
+        if (areaOf(largest) < areaOf(size)) {
             largest = size;
         }
     }
@@ -125,16 +125,15 @@ void SaveIcon(InstancePtr m_instance)
     pixmap.save(FS::PathCombine(m_instance->instanceRoot(), iconKey + ".png"));
 }
 
-bool ExportInstanceDialog::doExport()
+void ExportInstanceDialog::doExport()
 {
     auto name = FS::RemoveInvalidFilenameChars(m_instance->name());
 
-    const QString output = QFileDialog::getSaveFileName(
-        this, tr("Export %1").arg(m_instance->name()),
-        FS::PathCombine(QDir::homePath(), name + ".zip"), "Zip (*.zip)", nullptr);
-    if (output.isEmpty())
-    {
-        return false;
+    const QString output = QFileDialog::getSaveFileName(this, tr("Export %1").arg(m_instance->name()),
+                                                        FS::PathCombine(QDir::homePath(), name + ".zip"), "Zip (*.zip)", nullptr);
+    if (output.isEmpty()) {
+        QDialog::done(QDialog::Rejected);
+        return;
     }
 
     SaveIcon(m_instance);
@@ -143,46 +142,40 @@ bool ExportInstanceDialog::doExport()
     if (!MMCZip::collectFileListRecursively(m_instance->instanceRoot(), nullptr, &files,
                                             std::bind(&FileIgnoreProxy::filterFile, proxyModel, std::placeholders::_1))) {
         QMessageBox::warning(this, tr("Error"), tr("Unable to export instance"));
-        return false;
+        QDialog::done(QDialog::Rejected);
+        return;
     }
 
-    if (!MMCZip::compressDirFiles(output, m_instance->instanceRoot(), files, true))
-    {
-        QMessageBox::warning(this, tr("Error"), tr("Unable to export instance"));
-        return false;
-    }
-    return true;
+    auto task = makeShared<MMCZip::ExportToZipTask>(output, m_instance->instanceRoot(), files, "", true);
+
+    connect(task.get(), &Task::failed, this,
+            [this, output](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show(); });
+    connect(task.get(), &Task::finished, this, [task] { task->deleteLater(); });
+
+    ProgressDialog progress(this);
+    progress.setSkipButton(true, tr("Abort"));
+    auto result = progress.execWithTask(task.get());
+    QDialog::done(result);
 }
 
 void ExportInstanceDialog::done(int result)
 {
     savePackIgnore();
-    if (result == QDialog::Accepted)
-    {
-        if (doExport())
-        {
-            QDialog::done(QDialog::Accepted);
-            return;
-        }
-        else
-        {
-            return;
-        }
+    if (result == QDialog::Accepted) {
+        doExport();
+        return;
     }
     QDialog::done(result);
 }
 
 void ExportInstanceDialog::rowsInserted(QModelIndex parent, int top, int bottom)
 {
-    //WARNING: possible off-by-one?
-    for(int i = top; i < bottom; i++)
-    {
+    // WARNING: possible off-by-one?
+    for (int i = top; i < bottom; i++) {
         auto node = proxyModel->index(i, 0, parent);
-        if(proxyModel->shouldExpand(node))
-        {
+        if (proxyModel->shouldExpand(node)) {
             auto expNode = node.parent();
-            if(!expNode.isValid())
-            {
+            if (!expNode.isValid()) {
                 continue;
             }
             ui->treeView->expand(node);
@@ -199,8 +192,7 @@ void ExportInstanceDialog::loadPackIgnore()
 {
     auto filename = ignoreFileName();
     QFile ignoreFile(filename);
-    if(!ignoreFile.open(QIODevice::ReadOnly))
-    {
+    if (!ignoreFile.open(QIODevice::ReadOnly)) {
         return;
     }
     auto data = ignoreFile.readAll();
@@ -216,12 +208,9 @@ void ExportInstanceDialog::savePackIgnore()
 {
     auto data = proxyModel->blockedPaths().toStringList().join('\n').toUtf8();
     auto filename = ignoreFileName();
-    try
-    {
+    try {
         FS::write(filename, data);
-    }
-    catch (const Exception &e)
-    {
+    } catch (const Exception& e) {
         qWarning() << e.cause();
     }
 }
diff --git a/launcher/ui/dialogs/ExportInstanceDialog.h b/launcher/ui/dialogs/ExportInstanceDialog.h
index 5e801875..02f38f63 100644
--- a/launcher/ui/dialogs/ExportInstanceDialog.h
+++ b/launcher/ui/dialogs/ExportInstanceDialog.h
@@ -2,6 +2,7 @@
 /*
  *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -38,39 +39,37 @@
 #include <QDialog>
 #include <QModelIndex>
 #include <memory>
-#include "FileIgnoreProxy.h"
 #include "FastFileIconProvider.h"
+#include "FileIgnoreProxy.h"
 
 class BaseInstance;
 typedef std::shared_ptr<BaseInstance> InstancePtr;
 
-namespace Ui
-{
+namespace Ui {
 class ExportInstanceDialog;
 }
 
-class ExportInstanceDialog : public QDialog
-{
+class ExportInstanceDialog : public QDialog {
     Q_OBJECT
 
-public:
-    explicit ExportInstanceDialog(InstancePtr instance, QWidget *parent = 0);
+   public:
+    explicit ExportInstanceDialog(InstancePtr instance, QWidget* parent = 0);
     ~ExportInstanceDialog();
 
     virtual void done(int result);
 
-private:
-    bool doExport();
+   private:
+    void doExport();
     void loadPackIgnore();
     void savePackIgnore();
     QString ignoreFileName();
 
-private:
-    Ui::ExportInstanceDialog *ui;
+   private:
+    Ui::ExportInstanceDialog* ui;
     InstancePtr m_instance;
-    FileIgnoreProxy * proxyModel;
+    FileIgnoreProxy* proxyModel;
     FastFileIconProvider icons;
 
-private slots:
+   private slots:
     void rowsInserted(QModelIndex parent, int top, int bottom);
 };
diff --git a/launcher/ui/dialogs/ExportPackDialog.cpp b/launcher/ui/dialogs/ExportPackDialog.cpp
index 2abe2805..ad8db5ff 100644
--- a/launcher/ui/dialogs/ExportPackDialog.cpp
+++ b/launcher/ui/dialogs/ExportPackDialog.cpp
@@ -61,7 +61,7 @@ ExportPackDialog::ExportPackDialog(InstancePtr instance, QWidget* parent, ModPla
     // use the game root - everything outside cannot be exported
     const QDir root(instance->gameRoot());
     proxy = new FileIgnoreProxy(instance->gameRoot(), this);
-    proxy->ignoreFilesWithPath().insert({ "logs", "crash-reports" });
+    proxy->ignoreFilesWithPath().insert({ "logs", "crash-reports", ".cache", ".fabric", ".quilt" });
     proxy->ignoreFilesWithName().append({ ".DS_Store", "thumbs.db", "Thumbs.db" });
     proxy->setSourceModel(model);
 
diff --git a/launcher/ui/dialogs/ExportToModListDialog.cpp b/launcher/ui/dialogs/ExportToModListDialog.cpp
new file mode 100644
index 00000000..c811bfe6
--- /dev/null
+++ b/launcher/ui/dialogs/ExportToModListDialog.cpp
@@ -0,0 +1,223 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "ExportToModListDialog.h"
+#include <QCheckBox>
+#include <QComboBox>
+#include <QTextEdit>
+#include "FileSystem.h"
+#include "Markdown.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/mod/ModFolderModel.h"
+#include "modplatform/helpers/ExportToModList.h"
+#include "ui_ExportToModListDialog.h"
+
+#include <QFileDialog>
+#include <QFileSystemModel>
+#include <QJsonDocument>
+#include <QMessageBox>
+#include <QPushButton>
+
+const QHash<ExportToModList::Formats, QString> ExportToModListDialog::exampleLines = {
+    { ExportToModList::HTML, "<li><a href=\"{url}\">{name}</a> [{version}] by {authors}</li>" },
+    { ExportToModList::MARKDOWN, "[{name}]({url}) [{version}] by {authors}" },
+    { ExportToModList::PLAINTXT, "{name} ({url}) [{version}] by {authors}" },
+    { ExportToModList::JSON, "{\"name\":\"{name}\",\"url\":\"{url}\",\"version\":\"{version}\",\"authors\":\"{authors}\"}," },
+    { ExportToModList::CSV, "{name},{url},{version},\"{authors}\"" },
+};
+
+ExportToModListDialog::ExportToModListDialog(InstancePtr instance, QWidget* parent)
+    : QDialog(parent), m_template_changed(false), name(instance->name()), ui(new Ui::ExportToModListDialog)
+{
+    ui->setupUi(this);
+    enableCustom(false);
+
+    MinecraftInstance* mcInstance = dynamic_cast<MinecraftInstance*>(instance.get());
+    if (mcInstance) {
+        mcInstance->loaderModList()->update();
+        connect(mcInstance->loaderModList().get(), &ModFolderModel::updateFinished, this, [this, mcInstance]() {
+            m_allMods = mcInstance->loaderModList()->allMods();
+            triggerImp();
+        });
+    }
+
+    connect(ui->formatComboBox, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &ExportToModListDialog::formatChanged);
+    connect(ui->authorsCheckBox, &QCheckBox::stateChanged, this, &ExportToModListDialog::trigger);
+    connect(ui->versionCheckBox, &QCheckBox::stateChanged, this, &ExportToModListDialog::trigger);
+    connect(ui->urlCheckBox, &QCheckBox::stateChanged, this, &ExportToModListDialog::trigger);
+    connect(ui->authorsButton, &QPushButton::clicked, this, [this](bool) { addExtra(ExportToModList::Authors); });
+    connect(ui->versionButton, &QPushButton::clicked, this, [this](bool) { addExtra(ExportToModList::Version); });
+    connect(ui->urlButton, &QPushButton::clicked, this, [this](bool) { addExtra(ExportToModList::Url); });
+    connect(ui->templateText, &QTextEdit::textChanged, this, [this] {
+        if (ui->templateText->toPlainText() != exampleLines[format])
+            ui->formatComboBox->setCurrentIndex(5);
+        else
+            triggerImp();
+    });
+    connect(ui->copyButton, &QPushButton::clicked, this, [this](bool) {
+        this->ui->finalText->selectAll();
+        this->ui->finalText->copy();
+    });
+}
+
+ExportToModListDialog::~ExportToModListDialog()
+{
+    delete ui;
+}
+
+void ExportToModListDialog::formatChanged(int index)
+{
+    switch (index) {
+        case 0: {
+            enableCustom(false);
+            ui->resultText->show();
+            format = ExportToModList::HTML;
+            break;
+        }
+        case 1: {
+            enableCustom(false);
+            ui->resultText->show();
+            format = ExportToModList::MARKDOWN;
+            break;
+        }
+        case 2: {
+            enableCustom(false);
+            ui->resultText->hide();
+            format = ExportToModList::PLAINTXT;
+            break;
+        }
+        case 3: {
+            enableCustom(false);
+            ui->resultText->hide();
+            format = ExportToModList::JSON;
+            break;
+        }
+        case 4: {
+            enableCustom(false);
+            ui->resultText->hide();
+            format = ExportToModList::CSV;
+            break;
+        }
+        case 5: {
+            m_template_changed = true;
+            enableCustom(true);
+            ui->resultText->hide();
+            format = ExportToModList::CUSTOM;
+            break;
+        }
+    }
+    triggerImp();
+}
+
+void ExportToModListDialog::triggerImp()
+{
+    if (format == ExportToModList::CUSTOM) {
+        ui->finalText->setPlainText(ExportToModList::exportToModList(m_allMods, ui->templateText->toPlainText()));
+        return;
+    }
+    auto opt = 0;
+    if (ui->authorsCheckBox->isChecked())
+        opt |= ExportToModList::Authors;
+    if (ui->versionCheckBox->isChecked())
+        opt |= ExportToModList::Version;
+    if (ui->urlCheckBox->isChecked())
+        opt |= ExportToModList::Url;
+    auto txt = ExportToModList::exportToModList(m_allMods, format, static_cast<ExportToModList::OptionalData>(opt));
+    ui->finalText->setPlainText(txt);
+    switch (format) {
+        case ExportToModList::CUSTOM:
+            return;
+        case ExportToModList::HTML:
+            ui->resultText->setHtml(txt);
+            break;
+        case ExportToModList::MARKDOWN:
+            ui->resultText->setHtml(markdownToHTML(txt));
+            break;
+        case ExportToModList::PLAINTXT:
+            break;
+        case ExportToModList::JSON:
+            break;
+        case ExportToModList::CSV:
+            break;
+    }
+    auto exampleLine = exampleLines[format];
+    if (!m_template_changed && ui->templateText->toPlainText() != exampleLine)
+        ui->templateText->setPlainText(exampleLine);
+}
+
+void ExportToModListDialog::done(int result)
+{
+    if (result == Accepted) {
+        const QString filename = FS::RemoveInvalidFilenameChars(name);
+        const QString output =
+            QFileDialog::getSaveFileName(this, tr("Export %1").arg(name), FS::PathCombine(QDir::homePath(), filename + extension()),
+                                         "File (*.txt *.html *.md *.json *.csv)", nullptr);
+
+        if (output.isEmpty())
+            return;
+        FS::write(output, ui->finalText->toPlainText().toUtf8());
+    }
+
+    QDialog::done(result);
+}
+
+QString ExportToModListDialog::extension()
+{
+    switch (format) {
+        case ExportToModList::HTML:
+            return ".html";
+        case ExportToModList::MARKDOWN:
+            return ".md";
+        case ExportToModList::PLAINTXT:
+            return ".txt";
+        case ExportToModList::CUSTOM:
+            return ".txt";
+        case ExportToModList::JSON:
+            return ".json";
+        case ExportToModList::CSV:
+            return ".csv";
+    }
+    return ".txt";
+}
+
+void ExportToModListDialog::addExtra(ExportToModList::OptionalData option)
+{
+    if (format != ExportToModList::CUSTOM)
+        return;
+    switch (option) {
+        case ExportToModList::Authors:
+            ui->templateText->insertPlainText("{authors}");
+            break;
+        case ExportToModList::Url:
+            ui->templateText->insertPlainText("{url}");
+            break;
+        case ExportToModList::Version:
+            ui->templateText->insertPlainText("{version}");
+            break;
+    }
+}
+void ExportToModListDialog::enableCustom(bool enabled)
+{
+    ui->authorsCheckBox->setHidden(enabled);
+    ui->versionCheckBox->setHidden(enabled);
+    ui->urlCheckBox->setHidden(enabled);
+
+    ui->authorsButton->setHidden(!enabled);
+    ui->versionButton->setHidden(!enabled);
+    ui->urlButton->setHidden(!enabled);
+}
diff --git a/launcher/ui/dialogs/ExportToModListDialog.h b/launcher/ui/dialogs/ExportToModListDialog.h
new file mode 100644
index 00000000..9886ae5a
--- /dev/null
+++ b/launcher/ui/dialogs/ExportToModListDialog.h
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <QDialog>
+#include <QList>
+#include "BaseInstance.h"
+#include "minecraft/mod/Mod.h"
+#include "modplatform/helpers/ExportToModList.h"
+
+namespace Ui {
+class ExportToModListDialog;
+}
+
+class ExportToModListDialog : public QDialog {
+    Q_OBJECT
+
+   public:
+    explicit ExportToModListDialog(InstancePtr instance, QWidget* parent = nullptr);
+    ~ExportToModListDialog();
+
+    void done(int result) override;
+
+   protected slots:
+    void formatChanged(int index);
+    void triggerImp();
+    void trigger(int) { triggerImp(); };
+    void addExtra(ExportToModList::OptionalData option);
+
+   private:
+    QString extension();
+    void enableCustom(bool enabled);
+    QList<Mod*> m_allMods;
+    bool m_template_changed;
+    QString name;
+    ExportToModList::Formats format = ExportToModList::Formats::HTML;
+    Ui::ExportToModListDialog* ui;
+    static const QHash<ExportToModList::Formats, QString> exampleLines;
+};
diff --git a/launcher/ui/dialogs/ExportToModListDialog.ui b/launcher/ui/dialogs/ExportToModListDialog.ui
new file mode 100644
index 00000000..25eb4342
--- /dev/null
+++ b/launcher/ui/dialogs/ExportToModListDialog.ui
@@ -0,0 +1,240 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>ExportToModListDialog</class>
+ <widget class="QDialog" name="ExportToModListDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>650</width>
+    <height>446</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Export Pack to ModList</string>
+  </property>
+  <property name="sizeGripEnabled">
+   <bool>true</bool>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout_2">
+   <item>
+    <layout class="QVBoxLayout" name="verticalLayout" stretch="0,0,0">
+     <item>
+      <widget class="QGroupBox" name="groupBox_3">
+       <property name="title">
+        <string>Settings</string>
+       </property>
+       <layout class="QGridLayout" name="gridLayout">
+        <item row="0" column="1">
+         <widget class="QComboBox" name="formatComboBox">
+          <item>
+           <property name="text">
+            <string>HTML</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>Markdown</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>Plaintext</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>JSON</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>CSV</string>
+           </property>
+          </item>
+          <item>
+           <property name="text">
+            <string>Custom</string>
+           </property>
+          </item>
+         </widget>
+        </item>
+        <item row="1" column="0">
+         <widget class="QGroupBox" name="templateGroup">
+          <property name="title">
+           <string>Template</string>
+          </property>
+          <layout class="QVBoxLayout" name="verticalLayout_4">
+           <item>
+            <widget class="QTextEdit" name="templateText"/>
+           </item>
+          </layout>
+         </widget>
+        </item>
+        <item row="1" column="1">
+         <widget class="QGroupBox" name="optionsGroup">
+          <property name="title">
+           <string>Optional Info</string>
+          </property>
+          <layout class="QVBoxLayout" name="verticalLayout_5">
+           <item>
+            <widget class="QCheckBox" name="versionCheckBox">
+             <property name="text">
+              <string>Version</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QCheckBox" name="authorsCheckBox">
+             <property name="text">
+              <string>Authors</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QCheckBox" name="urlCheckBox">
+             <property name="text">
+              <string>URL</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="versionButton">
+             <property name="text">
+              <string>Version</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="authorsButton">
+             <property name="text">
+              <string>Authors</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="urlButton">
+             <property name="text">
+              <string>URL</string>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </widget>
+        </item>
+        <item row="0" column="0">
+         <widget class="QLabel" name="label">
+          <property name="frameShape">
+           <enum>QFrame::NoFrame</enum>
+          </property>
+          <property name="frameShadow">
+           <enum>QFrame::Plain</enum>
+          </property>
+          <property name="lineWidth">
+           <number>1</number>
+          </property>
+          <property name="text">
+           <string>Format</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+     </item>
+     <item>
+      <widget class="QGroupBox" name="groupBox_4">
+       <property name="title">
+        <string>Result</string>
+       </property>
+       <layout class="QHBoxLayout" name="horizontalLayout">
+        <item>
+         <widget class="QPlainTextEdit" name="finalText">
+          <property name="minimumSize">
+           <size>
+            <width>0</width>
+            <height>143</height>
+           </size>
+          </property>
+          <property name="readOnly">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QTextBrowser" name="resultText">
+          <property name="openExternalLinks">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+     </item>
+     <item>
+      <widget class="QLabel" name="warningLabel">
+       <property name="text">
+        <string>This depends on the mods' metadata. To ensure it is available, run an update on the instance. Installing the updates isn't necessary.</string>
+       </property>
+       <property name="wordWrap">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_2">
+     <item>
+      <widget class="QPushButton" name="copyButton">
+       <property name="text">
+        <string>Copy</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QDialogButtonBox" name="buttonBox">
+       <property name="standardButtons">
+        <set>QDialogButtonBox::Cancel|QDialogButtonBox::Save</set>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>ExportToModListDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>334</x>
+     <y>435</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>324</x>
+     <y>206</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>ExportToModListDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>324</x>
+     <y>390</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>324</x>
+     <y>206</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
diff --git a/launcher/ui/dialogs/NewInstanceDialog.cpp b/launcher/ui/dialogs/NewInstanceDialog.cpp
index 0a625ab1..935f095e 100644
--- a/launcher/ui/dialogs/NewInstanceDialog.cpp
+++ b/launcher/ui/dialogs/NewInstanceDialog.cpp
@@ -33,35 +33,35 @@
  *      limitations under the License.
  */
 
-#include "Application.h"
 #include "NewInstanceDialog.h"
+#include "Application.h"
+#include "ui/pages/modplatform/import_ftb/ImportFTBPage.h"
 #include "ui_NewInstanceDialog.h"
 
 #include <BaseVersion.h>
+#include <InstanceList.h>
 #include <icons/IconList.h>
 #include <tasks/Task.h>
-#include <InstanceList.h>
 
-#include "VersionSelectDialog.h"
-#include "ProgressDialog.h"
 #include "IconPickerDialog.h"
+#include "ProgressDialog.h"
+#include "VersionSelectDialog.h"
 
+#include <QDialogButtonBox>
+#include <QFileDialog>
 #include <QLayout>
 #include <QPushButton>
-#include <QFileDialog>
 #include <QValidator>
-#include <QDialogButtonBox>
 #include <utility>
 
-#include "ui/widgets/PageContainer.h"
 #include "ui/pages/modplatform/CustomPage.h"
+#include "ui/pages/modplatform/ImportPage.h"
 #include "ui/pages/modplatform/atlauncher/AtlPage.h"
-#include "ui/pages/modplatform/legacy_ftb/Page.h"
 #include "ui/pages/modplatform/flame/FlamePage.h"
-#include "ui/pages/modplatform/ImportPage.h"
+#include "ui/pages/modplatform/legacy_ftb/Page.h"
 #include "ui/pages/modplatform/modrinth/ModrinthPage.h"
 #include "ui/pages/modplatform/technic/TechnicPage.h"
-
+#include "ui/widgets/PageContainer.h"
 NewInstanceDialog::NewInstanceDialog(const QString& initialGroup,
                                      const QString& url,
                                      const QMap<QString, QString>& extra_info,
@@ -170,6 +170,7 @@ QList<BasePage *> NewInstanceDialog::getPages()
     if (APPLICATION->capabilities() & Application::SupportsFlame)
         pages.append(new FlamePage(this));
     pages.append(new LegacyFTB::Page(this));
+    pages.append(new FTBImportAPP::ImportFTBPage(this));
     pages.append(new ModrinthPage(this));
     pages.append(new TechnicPage(this));
 
@@ -286,28 +287,27 @@ QString NewInstanceDialog::iconKey() const
 
 void NewInstanceDialog::on_iconButton_clicked()
 {
-    importIconNow(); //so the user can switch back
+    importIconNow();  // so the user can switch back
     IconPickerDialog dlg(this);
     dlg.execWithSelection(InstIconKey);
 
-    if (dlg.result() == QDialog::Accepted)
-    {
+    if (dlg.result() == QDialog::Accepted) {
         InstIconKey = dlg.selectedIconKey;
         ui->iconButton->setIcon(APPLICATION->icons()->getIcon(InstIconKey));
         importIcon = false;
     }
 }
 
-void NewInstanceDialog::on_instNameTextBox_textChanged(const QString &arg1)
+void NewInstanceDialog::on_instNameTextBox_textChanged(const QString& arg1)
 {
     updateDialogState();
 }
 
 void NewInstanceDialog::importIconNow()
 {
-    if(importIcon) {
+    if (importIcon) {
         APPLICATION->icons()->installIcon(importIconPath, importIconName);
-        InstIconKey = importIconName;
+        InstIconKey = importIconName.mid(0, importIconName.lastIndexOf('.'));
         importIcon = false;
     }
     APPLICATION->settings()->set("NewInstanceGeometry", saveGeometry().toBase64());
diff --git a/launcher/ui/instanceview/InstanceView.cpp b/launcher/ui/instanceview/InstanceView.cpp
index 1911dd59..05f0004d 100644
--- a/launcher/ui/instanceview/InstanceView.cpp
+++ b/launcher/ui/instanceview/InstanceView.cpp
@@ -48,7 +48,6 @@
 #include <QAccessible>
 
 #include "VisualGroup.h"
-#include "ui/themes/ThemeManager.h"
 #include <QDebug>
 
 #include <Application.h>
@@ -504,7 +503,7 @@ void InstanceView::setPaintCat(bool visible)
 {
     m_catVisible = visible;
     if (visible)
-        m_catPixmap.load(QString(":/backgrounds/%1").arg(ThemeManager::getCatImage()));
+        m_catPixmap.load(APPLICATION->getCatPack());
     else
         m_catPixmap = QPixmap();
 }
diff --git a/launcher/ui/instanceview/VisualGroup.cpp b/launcher/ui/instanceview/VisualGroup.cpp
index e6bca17d..aaf31941 100644
--- a/launcher/ui/instanceview/VisualGroup.cpp
+++ b/launcher/ui/instanceview/VisualGroup.cpp
@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -35,22 +36,18 @@
 
 #include "VisualGroup.h"
 
+#include <QApplication>
+#include <QDebug>
 #include <QModelIndex>
 #include <QPainter>
 #include <QtMath>
-#include <QApplication>
-#include <QDebug>
+#include <utility>
 
 #include "InstanceView.h"
 
-VisualGroup::VisualGroup(const QString &text, InstanceView *view) : view(view), text(text), collapsed(false)
-{
-}
+VisualGroup::VisualGroup(QString text, InstanceView* view) : view(view), text(std::move(text)), collapsed(false) {}
 
-VisualGroup::VisualGroup(const VisualGroup *other)
-    : view(other->view), text(other->text), collapsed(other->collapsed)
-{
-}
+VisualGroup::VisualGroup(const VisualGroup* other) : view(other->view), text(other->text), collapsed(other->collapsed) {}
 
 void VisualGroup::update()
 {
@@ -64,13 +61,11 @@ void VisualGroup::update()
     int positionInRow = 0;
     int currentRow = 0;
     int offsetFromTop = 0;
-    for (auto item: temp_items)
-    {
-        if(positionInRow == itemsPerRow)
-        {
+    for (auto item : temp_items) {
+        if (positionInRow == itemsPerRow) {
             rows[currentRow].height = maxRowHeight;
             rows[currentRow].top = offsetFromTop;
-            currentRow ++;
+            currentRow++;
             offsetFromTop += maxRowHeight + 5;
             positionInRow = 0;
             maxRowHeight = 0;
@@ -83,8 +78,7 @@ void VisualGroup::update()
 #endif
 
         auto itemHeight = view->itemDelegate()->sizeHint(viewItemOption, item).height();
-        if(itemHeight > maxRowHeight)
-        {
+        if (itemHeight > maxRowHeight) {
             maxRowHeight = itemHeight;
         }
         rows[currentRow].items.append(item);
@@ -94,16 +88,13 @@ void VisualGroup::update()
     rows[currentRow].top = offsetFromTop;
 }
 
-QPair<int, int> VisualGroup::positionOf(const QModelIndex &index) const
+QPair<int, int> VisualGroup::positionOf(const QModelIndex& index) const
 {
     int y = 0;
-    for (auto & row: rows)
-    {
-        for(auto x = 0; x < row.items.size(); x++)
-        {
-            if(row.items[x] == index)
-            {
-                return qMakePair(x,y);
+    for (auto& row : rows) {
+        for (auto x = 0; x < row.items.size(); x++) {
+            if (row.items[x] == index) {
+                return qMakePair(x, y);
             }
         }
         y++;
@@ -112,193 +103,109 @@ QPair<int, int> VisualGroup::positionOf(const QModelIndex &index) const
     return qMakePair(0, 0);
 }
 
-int VisualGroup::rowTopOf(const QModelIndex &index) const
+int VisualGroup::rowTopOf(const QModelIndex& index) const
 {
     auto position = positionOf(index);
     return rows[position.second].top;
 }
 
-int VisualGroup::rowHeightOf(const QModelIndex &index) const
+int VisualGroup::rowHeightOf(const QModelIndex& index) const
 {
     auto position = positionOf(index);
     return rows[position.second].height;
 }
 
-VisualGroup::HitResults VisualGroup::hitScan(const QPoint &pos) const
+VisualGroup::HitResults VisualGroup::hitScan(const QPoint& pos) const
 {
     VisualGroup::HitResults results = VisualGroup::NoHit;
     int y_start = verticalPosition();
     int body_start = y_start + headerHeight();
-    int body_end = body_start + contentHeight() + 5; // FIXME: wtf is this 5?
+    int body_end = body_start + contentHeight();
     int y = pos.y();
     // int x = pos.x();
-    if (y < y_start)
-    {
+    if (y < y_start) {
         results = VisualGroup::NoHit;
-    }
-    else if (y < body_start)
-    {
+    } else if (y < body_start) {
         results = VisualGroup::HeaderHit;
         int collapseSize = headerHeight() - 4;
 
         // the icon
-        QRect iconRect = QRect(view->m_leftMargin + 2, 2 + y_start, collapseSize, collapseSize);
-        if (iconRect.contains(pos))
-        {
+        QRect iconRect = QRect(view->m_leftMargin + 2, 2 + y_start, view->width() - 4, collapseSize);
+        if (iconRect.contains(pos)) {
             results |= VisualGroup::CheckboxHit;
         }
-    }
-    else if (y < body_end)
-    {
+    } else if (y < body_end) {
         results |= VisualGroup::BodyHit;
     }
     return results;
 }
 
-void VisualGroup::drawHeader(QPainter *painter, const QStyleOptionViewItem &option)
+void VisualGroup::drawHeader(QPainter* painter, const QStyleOptionViewItem& option) const
 {
-    painter->setRenderHint(QPainter::Antialiasing);
-
-    const QRect optRect = option.rect;
+    QRect optRect = option.rect;
+    optRect.setTop(optRect.top() + 7);
     QFont font(QApplication::font());
     font.setBold(true);
     const QFontMetrics fontMetrics = QFontMetrics(font);
+    painter->setFont(font);
+
+    QPen pen;
+    pen.setWidth(2);
+    QColor penColor = option.palette.text().color();
+    penColor.setAlphaF(0.6);
+    pen.setColor(penColor);
+    painter->setPen(pen);
+    painter->setRenderHint(QPainter::Antialiasing);
 
-    QColor outlineColor = option.palette.text().color();
-    outlineColor.setAlphaF(0.35);
-
-    //BEGIN: top left corner
-    {
-        painter->save();
-        painter->setPen(outlineColor);
-        const QPointF topLeft(optRect.topLeft());
-        QRectF arc(topLeft, QSizeF(4, 4));
-        arc.translate(0.5, 0.5);
-        painter->drawArc(arc, 1440, 1440);
-        painter->restore();
-    }
-    //END: top left corner
-
-    //BEGIN: left vertical line
-    {
-        QPoint start(optRect.topLeft());
-        start.ry() += 3;
-        QPoint verticalGradBottom(optRect.topLeft());
-        verticalGradBottom.ry() += fontMetrics.height() + 5;
-        QLinearGradient gradient(start, verticalGradBottom);
-        gradient.setColorAt(0, outlineColor);
-        gradient.setColorAt(1, Qt::transparent);
-        painter->fillRect(QRect(start, QSize(1, fontMetrics.height() + 5)), gradient);
-    }
-    //END: left vertical line
-
-    //BEGIN: horizontal line
-    {
-        QPoint start(optRect.topLeft());
-        start.rx() += 3;
-        QPoint horizontalGradTop(optRect.topLeft());
-        horizontalGradTop.rx() += optRect.width() - 6;
-        painter->fillRect(QRect(start, QSize(optRect.width() - 6, 1)), outlineColor);
-    }
-    //END: horizontal line
-
-    //BEGIN: top right corner
-    {
-        painter->save();
-        painter->setPen(outlineColor);
-        QPointF topRight(optRect.topRight());
-        topRight.rx() -= 4;
-        QRectF arc(topRight, QSizeF(4, 4));
-        arc.translate(0.5, 0.5);
-        painter->drawArc(arc, 0, 1440);
-        painter->restore();
-    }
-    //END: top right corner
-
-    //BEGIN: right vertical line
-    {
-        QPoint start(optRect.topRight());
-        start.ry() += 3;
-        QPoint verticalGradBottom(optRect.topRight());
-        verticalGradBottom.ry() += fontMetrics.height() + 5;
-        QLinearGradient gradient(start, verticalGradBottom);
-        gradient.setColorAt(0, outlineColor);
-        gradient.setColorAt(1, Qt::transparent);
-        painter->fillRect(QRect(start, QSize(1, fontMetrics.height() + 5)), gradient);
-    }
-    //END: right vertical line
+    // sizes and offsets, to keep things consistent below
+    int arrowOffsetLeft = fontMetrics.height() / 2 + 7;
+    int textOffsetLeft = arrowOffsetLeft * 2;
+    int arrowSize = 6;
+    int centerHeight = optRect.top() + fontMetrics.height() / 2;
 
-    //BEGIN: checkboxy thing
+    // BEGIN: arrow
     {
-        painter->save();
-        painter->setRenderHint(QPainter::Antialiasing, false);
-        painter->setFont(font);
-        QColor penColor(option.palette.text().color());
-        penColor.setAlphaF(0.6);
-        painter->setPen(penColor);
-        QRect iconSubRect(option.rect);
-        iconSubRect.setTop(iconSubRect.top() + 7);
-        iconSubRect.setLeft(iconSubRect.left() + 7);
-
-        int sizing = fontMetrics.height();
-        int even = ( (sizing - 1) % 2 );
-
-        iconSubRect.setHeight(sizing - even);
-        iconSubRect.setWidth(sizing - even);
-        painter->drawRect(iconSubRect);
-
-
-        /*
-        if(collapsed)
-            painter->drawText(iconSubRect, Qt::AlignHCenter | Qt::AlignVCenter, "+");
-        else
-            painter->drawText(iconSubRect, Qt::AlignHCenter | Qt::AlignVCenter, "-");
-        */
-        painter->setBrush(option.palette.text());
-        painter->fillRect(iconSubRect.x(), iconSubRect.y() + iconSubRect.height() / 2,
-                          iconSubRect.width(), 2, penColor);
-        if (collapsed)
-        {
-            painter->fillRect(iconSubRect.x() + iconSubRect.width() / 2, iconSubRect.y(), 2,
-                              iconSubRect.height(), penColor);
+        QPolygon arrowPolygon;
+        if (collapsed) {
+            arrowPolygon << QPoint(arrowOffsetLeft - arrowSize / 2, centerHeight - arrowSize)
+                         << QPoint(arrowOffsetLeft + arrowSize / 2, centerHeight)
+                         << QPoint(arrowOffsetLeft - arrowSize / 2, centerHeight + arrowSize);
+            painter->drawPolyline(arrowPolygon);
+        } else {
+            arrowPolygon << QPoint(arrowOffsetLeft - arrowSize, centerHeight - arrowSize / 2)
+                         << QPoint(arrowOffsetLeft, centerHeight + arrowSize / 2)
+                         << QPoint(arrowOffsetLeft + arrowSize, centerHeight - arrowSize / 2);
+            painter->drawPolyline(arrowPolygon);
         }
-
-        painter->restore();
     }
-    //END: checkboxy thing
+    // END: arrow
 
-    //BEGIN: text
+    // BEGIN: text
     {
-        QRect textRect(option.rect);
-        textRect.setTop(textRect.top() + 7);
-        textRect.setLeft(textRect.left() + 7 + fontMetrics.height() + 7);
+        QRect textRect(optRect);
+        textRect.setTop(textRect.top());
+        textRect.setLeft(textOffsetLeft);
         textRect.setHeight(fontMetrics.height());
         textRect.setRight(textRect.right() - 7);
 
-        painter->save();
-        painter->setFont(font);
-        QColor penColor(option.palette.text().color());
-        penColor.setAlphaF(0.6);
-        painter->setPen(penColor);
-        painter->drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, text);
-        painter->restore();
+        painter->drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, !text.isEmpty() ? text : QObject::tr("Ungrouped"));
     }
-    //END: text
+    // END: text
 }
 
 int VisualGroup::totalHeight() const
 {
-    return headerHeight() + 5 + contentHeight(); // FIXME: wtf is that '5'?
+    return headerHeight() + contentHeight();
 }
 
-int VisualGroup::headerHeight() const
+int VisualGroup::headerHeight()
 {
     QFont font(QApplication::font());
     font.setBold(true);
     QFontMetrics fontMetrics(font);
 
     const int height = fontMetrics.height() + 1 /* 1 pixel-width gradient */
-                                            + 11 /* top and bottom separation */;
+                       + 11 /* top and bottom separation */;
     return height;
     /*
     int raw = view->viewport()->fontMetrics().height() + 4;
@@ -311,8 +218,7 @@ int VisualGroup::headerHeight() const
 
 int VisualGroup::contentHeight() const
 {
-    if (collapsed)
-    {
+    if (collapsed) {
         return 0;
     }
     auto last = rows[numRows() - 1];
@@ -321,7 +227,7 @@ int VisualGroup::contentHeight() const
 
 int VisualGroup::numRows() const
 {
-    return rows.size();
+    return (int)rows.size();
 }
 
 int VisualGroup::verticalPosition() const
@@ -332,11 +238,9 @@ int VisualGroup::verticalPosition() const
 QList<QModelIndex> VisualGroup::items() const
 {
     QList<QModelIndex> indices;
-    for (int i = 0; i < view->model()->rowCount(); ++i)
-    {
+    for (int i = 0; i < view->model()->rowCount(); ++i) {
         const QModelIndex index = view->model()->index(i, 0);
-        if (index.data(InstanceViewRoles::GroupRole).toString() == text)
-        {
+        if (index.data(InstanceViewRoles::GroupRole).toString() == text) {
             indices.append(index);
         }
     }
diff --git a/launcher/ui/instanceview/VisualGroup.h b/launcher/ui/instanceview/VisualGroup.h
index 5a743aa1..697298c2 100644
--- a/launcher/ui/instanceview/VisualGroup.h
+++ b/launcher/ui/instanceview/VisualGroup.h
@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Tayou <git@tayou.org>
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #pragma once
@@ -42,8 +62,8 @@ struct VisualRow
 struct VisualGroup
 {
 /* constructors */
-    VisualGroup(const QString &text, InstanceView *view);
-    VisualGroup(const VisualGroup *other);
+    VisualGroup(QString text, InstanceView *view);
+    explicit VisualGroup(const VisualGroup *other);
 
 /* data */
     InstanceView *view = nullptr;
@@ -58,13 +78,13 @@ struct VisualGroup
     void update();
 
     /// draw the header at y-position.
-    void drawHeader(QPainter *painter, const QStyleOptionViewItem &option);
+    void drawHeader(QPainter *painter, const QStyleOptionViewItem &option) const;
 
     /// height of the group, in total. includes a small bit of padding.
     int totalHeight() const;
 
     /// height of the group header, in pixels
-    int headerHeight() const;
+    static int headerHeight() ;
 
     /// height of the group content, in pixels
     int contentHeight() const;
diff --git a/launcher/ui/pages/global/APIPage.ui b/launcher/ui/pages/global/APIPage.ui
index 40b89d91..492741ba 100644
--- a/launcher/ui/pages/global/APIPage.ui
+++ b/launcher/ui/pages/global/APIPage.ui
@@ -30,7 +30,7 @@
      </property>
      <widget class="QWidget" name="tab">
       <attribute name="title">
-       <string notr="true">Services</string>
+       <string>Services</string>
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_2">
        <item>
diff --git a/launcher/ui/pages/global/AccountListPage.cpp b/launcher/ui/pages/global/AccountListPage.cpp
index 278f45c4..fced5ff4 100644
--- a/launcher/ui/pages/global/AccountListPage.cpp
+++ b/launcher/ui/pages/global/AccountListPage.cpp
@@ -159,19 +159,6 @@ void AccountListPage::on_actionAddMojang_triggered()
 
 void AccountListPage::on_actionAddMicrosoft_triggered()
 {
-    if(BuildConfig.BUILD_PLATFORM == "osx64") {
-        CustomMessageBox::selectable(
-            this,
-            tr("Microsoft Accounts not available"),
-            //: %1 refers to the launcher itself
-            tr(
-                "Microsoft accounts are only usable on macOS 10.13 or newer, with fully updated %1.\n\n"
-                "Please update both your operating system and %1."
-            ).arg(BuildConfig.LAUNCHER_DISPLAYNAME),
-            QMessageBox::Warning
-        )->exec();
-        return;
-    }
     MinecraftAccountPtr account = MSALoginDialog::newAccount(
         this,
         tr("Please enter your Mojang account email and password to add your account.")
diff --git a/launcher/ui/pages/global/JavaPage.ui b/launcher/ui/pages/global/JavaPage.ui
index 6749cbe4..561cf79b 100644
--- a/launcher/ui/pages/global/JavaPage.ui
+++ b/launcher/ui/pages/global/JavaPage.ui
@@ -58,7 +58,7 @@
           <item row="2" column="0">
            <widget class="QLabel" name="labelPermGen">
             <property name="text">
-             <string notr="true">&amp;PermGen:</string>
+             <string>&amp;PermGen:</string>
             </property>
             <property name="buddy">
              <cstring>permGenSpinBox</cstring>
diff --git a/launcher/ui/pages/global/LauncherPage.cpp b/launcher/ui/pages/global/LauncherPage.cpp
index 816dde72..2080b56f 100644
--- a/launcher/ui/pages/global/LauncherPage.cpp
+++ b/launcher/ui/pages/global/LauncherPage.cpp
@@ -3,7 +3,7 @@
  *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
  *  Copyright (c) 2022 dada513 <dada513@protonmail.com>
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/launcher/ui/pages/global/LauncherPage.h b/launcher/ui/pages/global/LauncherPage.h
index 33f66f1b..e06d9897 100644
--- a/launcher/ui/pages/global/LauncherPage.h
+++ b/launcher/ui/pages/global/LauncherPage.h
@@ -62,7 +62,7 @@ public:
 
     QString displayName() const override
     {
-        return "Launcher";
+        return tr("Launcher");
     }
     QIcon icon() const override
     {
diff --git a/launcher/ui/pages/global/MinecraftPage.cpp b/launcher/ui/pages/global/MinecraftPage.cpp
index eca3e865..95482356 100644
--- a/launcher/ui/pages/global/MinecraftPage.cpp
+++ b/launcher/ui/pages/global/MinecraftPage.cpp
@@ -2,6 +2,7 @@
 /*
  *  PolyMC - Minecraft Launcher
  *  Copyright (c) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
+ *  Copyright (C) 2023 seth <getchoo at tuta dot io>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -99,6 +100,9 @@ void MinecraftPage::applySettings()
     // Miscellaneous
     s->set("CloseAfterLaunch", ui->closeAfterLaunchCheck->isChecked());
     s->set("QuitAfterGameStop", ui->quitAfterGameStopCheck->isChecked());
+
+    // Mod loader settings
+    s->set("DisableQuiltBeacon", ui->disableQuiltBeaconCheckBox->isChecked());
 }
 
 void MinecraftPage::loadSettings()
@@ -137,6 +141,8 @@ void MinecraftPage::loadSettings()
 
     ui->closeAfterLaunchCheck->setChecked(s->get("CloseAfterLaunch").toBool());
     ui->quitAfterGameStopCheck->setChecked(s->get("QuitAfterGameStop").toBool());
+
+    ui->disableQuiltBeaconCheckBox->setChecked(s->get("DisableQuiltBeacon").toBool());
 }
 
 void MinecraftPage::retranslate()
diff --git a/launcher/ui/pages/global/MinecraftPage.ui b/launcher/ui/pages/global/MinecraftPage.ui
index 8f5de725..393b0f35 100644
--- a/launcher/ui/pages/global/MinecraftPage.ui
+++ b/launcher/ui/pages/global/MinecraftPage.ui
@@ -39,7 +39,7 @@
      </property>
      <widget class="QWidget" name="minecraftTab">
       <attribute name="title">
-       <string notr="true">General</string>
+       <string>General</string>
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_3">
        <item>
@@ -191,6 +191,25 @@
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_12">
        <item>
+        <widget class="QGroupBox" name="modLoaderSettingsGroupBox">
+         <property name="title">
+          <string>Mod loader settings</string>
+         </property>
+         <layout class="QVBoxLayout" name="verticalLayout_13">
+          <item>
+           <widget class="QCheckBox" name="disableQuiltBeaconCheckBox">
+            <property name="text">
+             <string>Disable Quilt Loader Beacon</string>
+            </property>
+            <property name="toolTip">
+             <string>Disable Quilt loader's beacon for counting monthly active users</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </widget>
+       </item>
+       <item>
         <widget class="QGroupBox" name="nativeLibWorkaroundGroupBox">
          <property name="title">
           <string>Native library workarounds</string>
diff --git a/launcher/ui/pages/instance/InstanceSettingsPage.cpp b/launcher/ui/pages/instance/InstanceSettingsPage.cpp
index 943ff17f..25cc1a0d 100644
--- a/launcher/ui/pages/instance/InstanceSettingsPage.cpp
+++ b/launcher/ui/pages/instance/InstanceSettingsPage.cpp
@@ -3,6 +3,7 @@
  *  PolyMC - Minecraft Launcher
  *  Copyright (c) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 seth <getchoo at tuta dot io>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -50,9 +51,9 @@
 #include "Application.h"
 #include "minecraft/auth/AccountList.h"
 
+#include "FileSystem.h"
 #include "java/JavaInstallList.h"
 #include "java/JavaUtils.h"
-#include "FileSystem.h"
 
 InstanceSettingsPage::InstanceSettingsPage(BaseInstance *inst, QWidget *parent)
     : QWidget(parent), ui(new Ui::InstanceSettingsPage), m_instance(inst)
@@ -280,6 +281,14 @@ void InstanceSettingsPage::applySettings()
         m_settings->reset("InstanceAccountId");
     }
 
+    bool overrideModLoaderSettings = ui->modLoaderSettingsGroupBox->isChecked();
+    m_settings->set("OverrideModLoaderSettings", overrideModLoaderSettings);
+    if (overrideModLoaderSettings) {
+        m_settings->set("DisableQuiltBeacon", ui->disableQuiltBeaconCheckBox->isChecked());
+    } else {
+        m_settings->reset("DisableQuiltBeacon");
+    }
+
     // FIXME: This should probably be called by a signal instead
     m_instance->updateRuntimeContext();
 }
@@ -380,6 +389,10 @@ void InstanceSettingsPage::loadSettings()
 
     ui->instanceAccountGroupBox->setChecked(m_settings->get("UseAccountForInstance").toBool());
     updateAccountsMenu();
+
+    // Mod loader specific settings
+    ui->modLoaderSettingsGroupBox->setChecked(m_settings->get("OverrideModLoaderSettings").toBool());
+    ui->disableQuiltBeaconCheckBox->setChecked(m_settings->get("DisableQuiltBeacon").toBool());
 }
 
 void InstanceSettingsPage::on_javaDetectBtn_clicked()
diff --git a/launcher/ui/pages/instance/InstanceSettingsPage.ui b/launcher/ui/pages/instance/InstanceSettingsPage.ui
index 8427965d..245433fe 100644
--- a/launcher/ui/pages/instance/InstanceSettingsPage.ui
+++ b/launcher/ui/pages/instance/InstanceSettingsPage.ui
@@ -116,7 +116,7 @@
           <item row="2" column="0">
            <widget class="QLabel" name="labelPermGen">
             <property name="text">
-             <string notr="true">PermGen:</string>
+             <string>PermGen:</string>
             </property>
            </widget>
           </item>
@@ -542,6 +542,31 @@
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_9">
        <item>
+        <widget class="QGroupBox" name="modLoaderSettingsGroupBox">
+         <property name="checkable">
+          <bool>true</bool>
+         </property>
+         <property name="checked">
+          <bool>false</bool>
+         </property>
+         <property name="title">
+          <string>Mod loader settings</string>
+         </property>
+         <layout class="QVBoxLayout" name="VerticalLayout_16">
+          <item>
+           <widget class="QCheckBox" name="disableQuiltBeaconCheckBox">
+            <property name="text">
+             <string>Disable Quilt Loader Beacon</string>
+            </property>
+            <property name="toolTip">
+             <string>Disable Quilt loader's beacon for counting monthly active users</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </widget>
+       </item>
+       <item>
         <widget class="QGroupBox" name="gameTimeGroupBox">
          <property name="enabled">
           <bool>true</bool>
diff --git a/launcher/ui/pages/instance/ManagedPackPage.cpp b/launcher/ui/pages/instance/ManagedPackPage.cpp
index d89c5bfc..82de9742 100644
--- a/launcher/ui/pages/instance/ManagedPackPage.cpp
+++ b/launcher/ui/pages/instance/ManagedPackPage.cpp
@@ -23,6 +23,8 @@
 #include "ui/dialogs/CustomMessageBox.h"
 #include "ui/dialogs/ProgressDialog.h"
 
+#include "net/ApiDownload.h"
+
 /** This is just to override the combo box popup behavior so that the combo box doesn't take the whole screen.
  *  ... thanks Qt.
  */
@@ -69,7 +71,6 @@ class NoBigComboBoxStyle : public QProxyStyle {
 
    private:
     NoBigComboBoxStyle(QStyle* style) : QProxyStyle(style) {}
-
 };
 
 ManagedPackPage* ManagedPackPage::createPage(BaseInstance* inst, QString type, QWidget* parent)
@@ -91,13 +92,13 @@ ManagedPackPage::ManagedPackPage(BaseInstance* inst, InstanceWindow* instance_wi
 
     // NOTE: GTK2 themes crash with the proxy style.
     // This seems like an upstream bug, so there's not much else that can be done.
-    if (!QStyleFactory::keys().contains("gtk2")){
+    if (!QStyleFactory::keys().contains("gtk2")) {
         auto comboStyle = NoBigComboBoxStyle::getInstance(ui->versionsComboBox->style());
         ui->versionsComboBox->setStyle(comboStyle);
     }
 
     ui->reloadButton->setVisible(false);
-    connect(ui->reloadButton, &QPushButton::clicked, this, [this](bool){
+    connect(ui->reloadButton, &QPushButton::clicked, this, [this](bool) {
         ui->reloadButton->setVisible(false);
 
         m_loaded = false;
@@ -226,7 +227,8 @@ void ModrinthManagedPackPage::parseManagedPack()
 
     QString id = m_inst->getManagedPackID();
 
-    m_fetch_job->addNetAction(Net::Download::makeByteArray(QString("%1/project/%2/version").arg(BuildConfig.MODRINTH_PROD_URL, id), response));
+    m_fetch_job->addNetAction(
+        Net::ApiDownload::makeByteArray(QString("%1/project/%2/version").arg(BuildConfig.MODRINTH_PROD_URL, id), response));
 
     QObject::connect(m_fetch_job.get(), &NetJob::succeeded, this, [this, response, id] {
         QJsonParseError parse_error{};
@@ -267,7 +269,6 @@ void ModrinthManagedPackPage::parseManagedPack()
             if (version.version == m_inst->getManagedPackVersionName())
                 name = tr("%1 (Current)").arg(name);
 
-
             ui->versionsComboBox->addItem(name, QVariant(version.id));
         }
 
@@ -291,6 +292,10 @@ QString ModrinthManagedPackPage::url() const
 void ModrinthManagedPackPage::suggestVersion()
 {
     auto index = ui->versionsComboBox->currentIndex();
+    if (m_pack.versions.length() == 0) {
+        setFailState();
+        return;
+    }
     auto version = m_pack.versions.at(index);
 
     ui->changelogTextBrowser->setHtml(markdownToHTML(version.changelog.toUtf8()));
@@ -301,6 +306,10 @@ void ModrinthManagedPackPage::suggestVersion()
 void ModrinthManagedPackPage::update()
 {
     auto index = ui->versionsComboBox->currentIndex();
+    if (m_pack.versions.length() == 0) {
+        setFailState();
+        return;
+    }
     auto version = m_pack.versions.at(index);
 
     QMap<QString, QString> extra_info;
@@ -369,7 +378,7 @@ void FlameManagedPackPage::parseManagedPack()
 
     QString id = m_inst->getManagedPackID();
 
-    m_fetch_job->addNetAction(Net::Download::makeByteArray(QString("%1/mods/%2/files").arg(BuildConfig.FLAME_BASE_URL, id), response));
+    m_fetch_job->addNetAction(Net::ApiDownload::makeByteArray(QString("%1/mods/%2/files").arg(BuildConfig.FLAME_BASE_URL, id), response));
 
     QObject::connect(m_fetch_job.get(), &NetJob::succeeded, this, [this, response, id] {
         QJsonParseError parse_error{};
@@ -429,6 +438,10 @@ QString FlameManagedPackPage::url() const
 void FlameManagedPackPage::suggestVersion()
 {
     auto index = ui->versionsComboBox->currentIndex();
+    if (m_pack.versions.length() == 0) {
+        setFailState();
+        return;
+    }
     auto version = m_pack.versions.at(index);
 
     ui->changelogTextBrowser->setHtml(m_api.getModFileChangelog(m_inst->getManagedPackID().toInt(), version.fileId));
@@ -439,6 +452,10 @@ void FlameManagedPackPage::suggestVersion()
 void FlameManagedPackPage::update()
 {
     auto index = ui->versionsComboBox->currentIndex();
+    if (m_pack.versions.length() == 0) {
+        setFailState();
+        return;
+    }
     auto version = m_pack.versions.at(index);
 
     QMap<QString, QString> extra_info;
diff --git a/launcher/ui/pages/modplatform/ResourceModel.cpp b/launcher/ui/pages/modplatform/ResourceModel.cpp
index 49405a02..3e0c0257 100644
--- a/launcher/ui/pages/modplatform/ResourceModel.cpp
+++ b/launcher/ui/pages/modplatform/ResourceModel.cpp
@@ -17,7 +17,7 @@
 #include "BuildConfig.h"
 #include "Json.h"
 
-#include "net/Download.h"
+#include "net/ApiDownload.h"
 #include "net/NetJob.h"
 
 #include "modplatform/ModIndex.h"
@@ -281,7 +281,7 @@ std::optional<QIcon> ResourceModel::getIcon(QModelIndex& index, const QUrl& url)
     auto cache_entry = APPLICATION->metacache()->resolveEntry(
         metaEntryBase(),
         QString("logos/%1").arg(QString(QCryptographicHash::hash(url.toEncoded(), QCryptographicHash::Algorithm::Sha1).toHex())));
-    auto icon_fetch_action = Net::Download::makeCached(url, cache_entry);
+    auto icon_fetch_action = Net::ApiDownload::makeCached(url, cache_entry);
 
     auto full_file_path = cache_entry->getFullPath();
     connect(icon_fetch_action.get(), &NetAction::succeeded, this, [=] {
diff --git a/launcher/ui/pages/modplatform/ResourcePage.cpp b/launcher/ui/pages/modplatform/ResourcePage.cpp
index aab2ee89..48afbd90 100644
--- a/launcher/ui/pages/modplatform/ResourcePage.cpp
+++ b/launcher/ui/pages/modplatform/ResourcePage.cpp
@@ -104,6 +104,7 @@ void ResourcePage::openedImpl()
 
     updateSelectionButton();
     triggerSearch();
+    m_ui->searchEdit->setFocus();
 }
 
 auto ResourcePage::eventFilter(QObject* watched, QEvent* event) -> bool
diff --git a/launcher/ui/pages/modplatform/atlauncher/AtlListModel.cpp b/launcher/ui/pages/modplatform/atlauncher/AtlListModel.cpp
index c6b087d6..39f4f346 100644
--- a/launcher/ui/pages/modplatform/atlauncher/AtlListModel.cpp
+++ b/launcher/ui/pages/modplatform/atlauncher/AtlListModel.cpp
@@ -20,6 +20,8 @@
 #include <BuildConfig.h>
 #include <Json.h>
 
+#include "net/ApiDownload.h"
+
 namespace Atl {
 
 ListModel::ListModel(QObject* parent) : QAbstractListModel(parent) {}
@@ -75,7 +77,7 @@ void ListModel::request()
 
     auto netJob = makeShared<NetJob>("Atl::Request", APPLICATION->network());
     auto url = QString(BuildConfig.ATL_DOWNLOAD_SERVER_URL + "launcher/json/packsnew.json");
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(url), response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(url), response));
     jobPtr = netJob;
     jobPtr->start();
 
@@ -137,8 +139,7 @@ void ListModel::requestFailed(QString reason)
 void ListModel::getLogo(const QString& logo, const QString& logoUrl, LogoCallback callback)
 {
     if (m_logoMap.contains(logo)) {
-        callback(
-            APPLICATION->metacache()->resolveEntry("ATLauncherPacks", QString("logos/%1").arg(logo.section(".", 0, 0)))->getFullPath());
+        callback(APPLICATION->metacache()->resolveEntry("ATLauncherPacks", QString("logos/%1").arg(logo))->getFullPath());
     } else {
         requestLogo(logo, logoUrl);
     }
@@ -168,9 +169,9 @@ void ListModel::requestLogo(QString file, QString url)
         return;
     }
 
-    MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry("ATLauncherPacks", QString("logos/%1").arg(file.section(".", 0, 0)));
+    MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry("ATLauncherPacks", QString("logos/%1").arg(file));
     auto job = new NetJob(QString("ATLauncher Icon Download %1").arg(file), APPLICATION->network());
-    job->addNetAction(Net::Download::makeCached(QUrl(url), entry));
+    job->addNetAction(Net::ApiDownload::makeCached(QUrl(url), entry));
 
     auto fullPath = entry->getFullPath();
     QObject::connect(job, &NetJob::succeeded, this, [this, file, fullPath, job] {
diff --git a/launcher/ui/pages/modplatform/atlauncher/AtlOptionalModDialog.cpp b/launcher/ui/pages/modplatform/atlauncher/AtlOptionalModDialog.cpp
index 7b61daa7..267894bf 100644
--- a/launcher/ui/pages/modplatform/atlauncher/AtlOptionalModDialog.cpp
+++ b/launcher/ui/pages/modplatform/atlauncher/AtlOptionalModDialog.cpp
@@ -43,6 +43,8 @@
 #include "modplatform/atlauncher/ATLShareCode.h"
 #include "Application.h"
 
+#include "net/ApiDownload.h"
+
 AtlOptionalModListModel::AtlOptionalModListModel(QWidget* parent, ATLauncher::PackVersion version, QVector<ATLauncher::VersionMod> mods)
     : QAbstractListModel(parent)
     , m_version(version)
@@ -152,7 +154,7 @@ Qt::ItemFlags AtlOptionalModListModel::flags(const QModelIndex &index) const {
 void AtlOptionalModListModel::useShareCode(const QString& code) {
     m_jobPtr.reset(new NetJob("Atl::Request", APPLICATION->network()));
     auto url = QString(BuildConfig.ATL_API_BASE_URL + "share-codes/" + code);
-    m_jobPtr->addNetAction(Net::Download::makeByteArray(QUrl(url), m_response));
+    m_jobPtr->addNetAction(Net::ApiDownload::makeByteArray(QUrl(url), m_response));
 
     connect(m_jobPtr.get(), &NetJob::succeeded,
             this, &AtlOptionalModListModel::shareCodeSuccess);
diff --git a/launcher/ui/pages/modplatform/flame/FlameModel.cpp b/launcher/ui/pages/modplatform/flame/FlameModel.cpp
index fa55aa68..e32024c4 100644
--- a/launcher/ui/pages/modplatform/flame/FlameModel.cpp
+++ b/launcher/ui/pages/modplatform/flame/FlameModel.cpp
@@ -3,6 +3,8 @@
 #include "Application.h"
 #include "ui/widgets/ProjectItem.h"
 
+#include "net/ApiDownload.h"
+
 #include <Version.h>
 
 #include <QtMath>
@@ -40,14 +42,16 @@ QVariant ListModel::data(const QModelIndex& index, int role) const
                 return edit;
             }
             return pack.description;
-        } case Qt::DecorationRole: {
+        }
+        case Qt::DecorationRole: {
             if (m_logoMap.contains(pack.logoName)) {
                 return (m_logoMap.value(pack.logoName));
             }
             QIcon icon = APPLICATION->getThemedIcon("screenshot-placeholder");
             ((ListModel*)this)->requestLogo(pack.logoName, pack.logoUrl);
             return icon;
-        } case Qt::UserRole: {
+        }
+        case Qt::UserRole: {
             QVariant v;
             v.setValue(pack);
             return v;
@@ -68,7 +72,7 @@ QVariant ListModel::data(const QModelIndex& index, int role) const
     return QVariant();
 }
 
-bool ListModel::setData(const QModelIndex &index, const QVariant &value, int role)
+bool ListModel::setData(const QModelIndex& index, const QVariant& value, int role)
 {
     int pos = index.row();
     if (pos >= modpacks.size() || pos < 0 || !index.isValid())
@@ -102,9 +106,9 @@ void ListModel::requestLogo(QString logo, QString url)
         return;
     }
 
-    MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry("FlamePacks", QString("logos/%1").arg(logo.section(".", 0, 0)));
+    MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry("FlamePacks", QString("logos/%1").arg(logo));
     auto job = new NetJob(QString("Flame Icon Download %1").arg(logo), APPLICATION->network());
-    job->addNetAction(Net::Download::makeCached(QUrl(url), entry));
+    job->addNetAction(Net::ApiDownload::makeCached(QUrl(url), entry));
 
     auto fullPath = entry->getFullPath();
     QObject::connect(job, &NetJob::succeeded, this, [this, logo, fullPath, job] {
@@ -128,7 +132,7 @@ void ListModel::requestLogo(QString logo, QString url)
 void ListModel::getLogo(const QString& logo, const QString& logoUrl, LogoCallback callback)
 {
     if (m_logoMap.contains(logo)) {
-        callback(APPLICATION->metacache()->resolveEntry("FlamePacks", QString("logos/%1").arg(logo.section(".", 0, 0)))->getFullPath());
+        callback(APPLICATION->metacache()->resolveEntry("FlamePacks", QString("logos/%1").arg(logo))->getFullPath());
     } else {
         requestLogo(logo, logoUrl);
     }
@@ -171,7 +175,7 @@ void ListModel::performPaginatedSearch()
                          .arg(currentSearchTerm)
                          .arg(currentSort + 1);
 
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchUrl), response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(searchUrl), response));
     jobPtr = netJob;
     jobPtr->start();
     QObject::connect(netJob.get(), &NetJob::succeeded, this, &ListModel::searchRequestFinished);
diff --git a/launcher/ui/pages/modplatform/flame/FlamePage.cpp b/launcher/ui/pages/modplatform/flame/FlamePage.cpp
index cef26bb6..ada67644 100644
--- a/launcher/ui/pages/modplatform/flame/FlamePage.cpp
+++ b/launcher/ui/pages/modplatform/flame/FlamePage.cpp
@@ -42,9 +42,11 @@
 #include "FlameModel.h"
 #include "InstanceImportTask.h"
 #include "Json.h"
+#include "modplatform/flame/FlameAPI.h"
 #include "ui/dialogs/NewInstanceDialog.h"
 #include "ui/widgets/ProjectItem.h"
-#include "modplatform/flame/FlameAPI.h"
+
+#include "net/ApiDownload.h"
 
 static FlameAPI api;
 
@@ -132,7 +134,7 @@ void FlamePage::onSelectionChanged(QModelIndex curr, QModelIndex prev)
         auto netJob = new NetJob(QString("Flame::PackVersions(%1)").arg(current.name), APPLICATION->network());
         auto response = std::make_shared<QByteArray>();
         int addonId = current.addonId;
-        netJob->addNetAction(Net::Download::makeByteArray(QString("https://api.curseforge.com/v1/mods/%1/files").arg(addonId), response));
+        netJob->addNetAction(Net::ApiDownload::makeByteArray(QString("https://api.curseforge.com/v1/mods/%1/files").arg(addonId), response));
 
         QObject::connect(netJob, &NetJob::succeeded, this, [this, response, addonId, curr] {
             if (addonId != current.addonId) {
@@ -207,7 +209,7 @@ void FlamePage::suggestCurrent()
 
     dialog->setSuggestedPack(current.name, new InstanceImportTask(version.downloadUrl, this, std::move(extra_info)));
     QString editedLogoName;
-    editedLogoName = "curseforge_" + current.logoName.section(".", 0, 0);
+    editedLogoName = "curseforge_" + current.logoName;
     listModel->getLogo(current.logoName, current.logoUrl,
                        [this, editedLogoName](QString logo) { dialog->setSuggestedIconFromFile(logo, editedLogoName); });
 }
@@ -252,10 +254,8 @@ void FlamePage::updateUi()
         text += "<br>" + tr(" by ") + authorStrs.join(", ");
     }
 
-    if(current.extraInfoLoaded) {
-        if (!current.extra.issuesUrl.isEmpty()
-         || !current.extra.sourceUrl.isEmpty()
-         || !current.extra.wikiUrl.isEmpty()) {
+    if (current.extraInfoLoaded) {
+        if (!current.extra.issuesUrl.isEmpty() || !current.extra.sourceUrl.isEmpty() || !current.extra.wikiUrl.isEmpty()) {
             text += "<br><br>" + tr("External links:") + "<br>";
         }
 
@@ -267,7 +267,6 @@ void FlamePage::updateUi()
             text += "- " + tr("Source code: <a href=%1>%1</a>").arg(current.extra.sourceUrl) + "<br>";
     }
 
-
     text += "<hr>";
     text += api.getModDescription(current.addonId).toUtf8();
 
diff --git a/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.cpp b/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.cpp
new file mode 100644
index 00000000..5c9ff63b
--- /dev/null
+++ b/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.cpp
@@ -0,0 +1,104 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "ImportFTBPage.h"
+#include "ui_ImportFTBPage.h"
+
+#include <QWidget>
+#include "FileSystem.h"
+#include "ListModel.h"
+#include "modplatform/import_ftb/PackInstallTask.h"
+#include "ui/dialogs/NewInstanceDialog.h"
+
+namespace FTBImportAPP {
+
+ImportFTBPage::ImportFTBPage(NewInstanceDialog* dialog, QWidget* parent) : QWidget(parent), dialog(dialog), ui(new Ui::ImportFTBPage)
+{
+    ui->setupUi(this);
+
+    {
+        listModel = new ListModel(this);
+
+        ui->modpackList->setModel(listModel);
+        ui->modpackList->setSortingEnabled(true);
+        ui->modpackList->header()->hide();
+        ui->modpackList->setIndentation(0);
+        ui->modpackList->setIconSize(QSize(42, 42));
+    }
+
+    connect(ui->modpackList->selectionModel(), &QItemSelectionModel::currentChanged, this, &ImportFTBPage::onPublicPackSelectionChanged);
+
+    ui->modpackList->selectionModel()->reset();
+}
+
+ImportFTBPage::~ImportFTBPage()
+{
+    delete ui;
+}
+
+void ImportFTBPage::openedImpl()
+{
+    if (!initialized) {
+        listModel->update();
+        initialized = true;
+    }
+    suggestCurrent();
+}
+
+void ImportFTBPage::retranslate()
+{
+    ui->retranslateUi(this);
+}
+
+void ImportFTBPage::suggestCurrent()
+{
+    if (!isOpened)
+        return;
+
+    if (selected.path.isEmpty()) {
+        dialog->setSuggestedPack();
+        return;
+    }
+
+    dialog->setSuggestedPack(selected.name, new PackInstallTask(selected));
+    QString editedLogoName = QString("ftb_%1").arg(selected.id);
+    dialog->setSuggestedIconFromFile(FS::PathCombine(selected.path, "folder.jpg"), editedLogoName);
+}
+
+void ImportFTBPage::onPublicPackSelectionChanged(QModelIndex now, QModelIndex prev)
+{
+    if (!now.isValid()) {
+        onPackSelectionChanged();
+        return;
+    }
+    Modpack selectedPack = listModel->data(now, Qt::UserRole).value<Modpack>();
+    onPackSelectionChanged(&selectedPack);
+}
+
+void ImportFTBPage::onPackSelectionChanged(Modpack* pack)
+{
+    if (pack) {
+        selected = *pack;
+        suggestCurrent();
+        return;
+    }
+    if (isOpened)
+        dialog->setSuggestedPack();
+}
+
+}  // namespace FTBImportAPP
diff --git a/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.h b/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.h
new file mode 100644
index 00000000..54c49f7b
--- /dev/null
+++ b/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.h
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <QDialog>
+#include <QTextBrowser>
+#include <QTreeView>
+#include <QWidget>
+
+#include <Application.h>
+#include "modplatform/import_ftb/PackHelpers.h"
+#include "ui/pages/BasePage.h"
+#include "ui/pages/modplatform/import_ftb/ListModel.h"
+
+class NewInstanceDialog;
+
+namespace FTBImportAPP {
+namespace Ui {
+class ImportFTBPage;
+}
+
+class ImportFTBPage : public QWidget, public BasePage {
+    Q_OBJECT
+
+   public:
+    explicit ImportFTBPage(NewInstanceDialog* dialog, QWidget* parent = 0);
+    virtual ~ImportFTBPage();
+    QString displayName() const override { return tr("FTB App Import"); }
+    QIcon icon() const override { return APPLICATION->getThemedIcon("ftb_logo"); }
+    QString id() const override { return "import_ftb"; }
+    QString helpPage() const override { return "FTB-platform"; }
+    bool shouldDisplay() const override { return true; }
+    void openedImpl() override;
+    void retranslate() override;
+
+   private:
+    void suggestCurrent();
+    void onPackSelectionChanged(Modpack* pack = nullptr);
+   private slots:
+    void onPublicPackSelectionChanged(QModelIndex first, QModelIndex second);
+
+   private:
+    bool initialized = false;
+    Modpack selected;
+    ListModel* listModel = nullptr;
+
+    NewInstanceDialog* dialog = nullptr;
+    Ui::ImportFTBPage* ui = nullptr;
+};
+
+}  // namespace FTBImportAPP
diff --git a/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.ui b/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.ui
new file mode 100644
index 00000000..32d548b0
--- /dev/null
+++ b/launcher/ui/pages/modplatform/import_ftb/ImportFTBPage.ui
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>FTBImportAPP::ImportFTBPage</class>
+ <widget class="QWidget" name="FTBImportAPP::ImportFTBPage">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>1461</width>
+    <height>1011</height>
+   </rect>
+  </property>
+  <layout class="QHBoxLayout" name="horizontalLayout">
+   <item>
+    <widget class="QTreeView" name="modpackList">
+     <property name="maximumSize">
+      <size>
+       <width>16777215</width>
+       <height>16777215</height>
+      </size>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/launcher/ui/pages/modplatform/import_ftb/ListModel.cpp b/launcher/ui/pages/modplatform/import_ftb/ListModel.cpp
new file mode 100644
index 00000000..dc78f451
--- /dev/null
+++ b/launcher/ui/pages/modplatform/import_ftb/ListModel.cpp
@@ -0,0 +1,88 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "ListModel.h"
+#include <QDir>
+#include <QDirIterator>
+#include <QFileInfo>
+#include <QIcon>
+#include <QProcessEnvironment>
+#include "FileSystem.h"
+#include "modplatform/import_ftb/PackHelpers.h"
+
+namespace FTBImportAPP {
+
+QString getPath()
+{
+    QString partialPath;
+#if defined(Q_OS_OSX)
+    partialPath = FS::PathCombine(QDir::homePath(), "Library/Application Support");
+#elif defined(Q_OS_WIN32)
+    partialPath = QProcessEnvironment::systemEnvironment().value("LOCALAPPDATA", "");
+#else
+    partialPath = QDir::homePath();
+#endif
+    return FS::PathCombine(partialPath, ".ftba");
+}
+
+const QString ListModel::FTB_APP_PATH = getPath();
+
+void ListModel::update()
+{
+    beginResetModel();
+    modpacks.clear();
+
+    QString instancesPath = FS::PathCombine(FTB_APP_PATH, "instances");
+    if (auto instancesInfo = QFileInfo(instancesPath); instancesInfo.exists() && instancesInfo.isDir()) {
+        QDirIterator directoryIterator(instancesPath, QDir::Dirs | QDir::NoDotAndDotDot | QDir::Readable | QDir::Hidden,
+                                       QDirIterator::FollowSymlinks);
+        while (directoryIterator.hasNext()) {
+            auto modpack = parseDirectory(directoryIterator.next());
+            if (!modpack.path.isEmpty())
+                modpacks.append(modpack);
+        }
+    } else {
+        qDebug() << "Couldn't find ftb instances folder: " << instancesPath;
+    }
+
+    endResetModel();
+}
+
+QVariant ListModel::data(const QModelIndex& index, int role) const
+{
+    int pos = index.row();
+    if (pos >= modpacks.size() || pos < 0 || !index.isValid()) {
+        return QVariant();
+    }
+
+    auto pack = modpacks.at(pos);
+    if (role == Qt::DisplayRole) {
+        return pack.name;
+    } else if (role == Qt::DecorationRole) {
+        return pack.icon;
+    } else if (role == Qt::UserRole) {
+        QVariant v;
+        v.setValue(pack);
+        return v;
+    } else if (role == Qt::ToolTipRole) {
+        return tr("Minecraft %1").arg(pack.mcVersion);
+    }
+
+    return QVariant();
+}
+}  // namespace FTBImportAPP
\ No newline at end of file
diff --git a/launcher/ui/pages/modplatform/import_ftb/ListModel.h b/launcher/ui/pages/modplatform/import_ftb/ListModel.h
new file mode 100644
index 00000000..c67aa896
--- /dev/null
+++ b/launcher/ui/pages/modplatform/import_ftb/ListModel.h
@@ -0,0 +1,46 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <QAbstractListModel>
+#include <QIcon>
+#include <QVariant>
+#include "modplatform/import_ftb/PackHelpers.h"
+
+namespace FTBImportAPP {
+
+class ListModel : public QAbstractListModel {
+    Q_OBJECT
+
+   public:
+    ListModel(QObject* parent) : QAbstractListModel(parent) {}
+    virtual ~ListModel() = default;
+
+    int rowCount(const QModelIndex& parent) const { return modpacks.size(); }
+    int columnCount(const QModelIndex& parent) const { return 1; }
+    QVariant data(const QModelIndex& index, int role) const;
+
+    void update();
+
+    static const QString FTB_APP_PATH;
+
+   private:
+    ModpackList modpacks;
+};
+}  // namespace FTBImportAPP
\ No newline at end of file
diff --git a/launcher/ui/pages/modplatform/legacy_ftb/ListModel.cpp b/launcher/ui/pages/modplatform/legacy_ftb/ListModel.cpp
index 330dd4fb..a42d4dad 100644
--- a/launcher/ui/pages/modplatform/legacy_ftb/ListModel.cpp
+++ b/launcher/ui/pages/modplatform/legacy_ftb/ListModel.cpp
@@ -37,6 +37,7 @@
 #include "Application.h"
 #include "net/HttpMetaCache.h"
 #include "net/NetJob.h"
+#include "net/ApiDownload.h"
 
 #include <Version.h>
 #include "StringUtils.h"
@@ -229,9 +230,9 @@ void ListModel::requestLogo(QString file)
         return;
     }
 
-    MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry("FTBPacks", QString("logos/%1").arg(file.section(".", 0, 0)));
+    MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry("FTBPacks", QString("logos/%1").arg(file));
     NetJob* job = new NetJob(QString("FTB Icon Download for %1").arg(file), APPLICATION->network());
-    job->addNetAction(Net::Download::makeCached(QUrl(QString(BuildConfig.LEGACY_FTB_CDN_BASE_URL + "static/%1").arg(file)), entry));
+    job->addNetAction(Net::ApiDownload::makeCached(QUrl(QString(BuildConfig.LEGACY_FTB_CDN_BASE_URL + "static/%1").arg(file)), entry));
 
     auto fullPath = entry->getFullPath();
     QObject::connect(job, &NetJob::finished, this, [this, file, fullPath, job] {
@@ -255,7 +256,7 @@ void ListModel::requestLogo(QString file)
 void ListModel::getLogo(const QString& logo, LogoCallback callback)
 {
     if (m_logoMap.contains(logo)) {
-        callback(APPLICATION->metacache()->resolveEntry("FTBPacks", QString("logos/%1").arg(logo.section(".", 0, 0)))->getFullPath());
+        callback(APPLICATION->metacache()->resolveEntry("FTBPacks", QString("logos/%1").arg(logo))->getFullPath());
     } else {
         requestLogo(logo);
     }
diff --git a/launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp b/launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp
index e0046d88..ee498743 100644
--- a/launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp
+++ b/launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp
@@ -42,6 +42,8 @@
 #include "minecraft/PackProfile.h"
 #include "ui/widgets/ProjectItem.h"
 
+#include "net/ApiDownload.h"
+
 #include <QMessageBox>
 
 namespace Modrinth {
@@ -142,7 +144,7 @@ void ModpackListModel::performPaginatedSearch()
                             .arg(currentSearchTerm)
                             .arg(currentSort);
 
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchAllUrl), m_all_response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(searchAllUrl), m_all_response));
 
     QObject::connect(netJob.get(), &NetJob::succeeded, this, [this] {
         QJsonParseError parse_error_all{};
@@ -218,9 +220,7 @@ void ModpackListModel::searchWithTerm(const QString& term, const int sort)
 void ModpackListModel::getLogo(const QString& logo, const QString& logoUrl, LogoCallback callback)
 {
     if (m_logoMap.contains(logo)) {
-        callback(APPLICATION->metacache()
-                     ->resolveEntry(m_parent->metaEntryBase(), QString("logos/%1").arg(logo.section(".", 0, 0)))
-                     ->getFullPath());
+        callback(APPLICATION->metacache()->resolveEntry(m_parent->metaEntryBase(), QString("logos/%1").arg(logo))->getFullPath());
     } else {
         requestLogo(logo, logoUrl);
     }
@@ -232,10 +232,9 @@ void ModpackListModel::requestLogo(QString logo, QString url)
         return;
     }
 
-    MetaEntryPtr entry =
-        APPLICATION->metacache()->resolveEntry(m_parent->metaEntryBase(), QString("logos/%1").arg(logo.section(".", 0, 0)));
+    MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry(m_parent->metaEntryBase(), QString("logos/%1").arg(logo));
     auto job = new NetJob(QString("%1 Icon Download %2").arg(m_parent->debugName()).arg(logo), APPLICATION->network());
-    job->addNetAction(Net::Download::makeCached(QUrl(url), entry));
+    job->addNetAction(Net::ApiDownload::makeCached(QUrl(url), entry));
 
     auto fullPath = entry->getFullPath();
     QObject::connect(job, &NetJob::succeeded, this, [this, logo, fullPath, job] {
diff --git a/launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp b/launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp
index c71dd903..e7d75dcf 100644
--- a/launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp
+++ b/launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp
@@ -46,6 +46,8 @@
 
 #include "ui/widgets/ProjectItem.h"
 
+#include "net/ApiDownload.h"
+
 #include <QComboBox>
 #include <QKeyEvent>
 #include <QPushButton>
@@ -127,7 +129,7 @@ void ModrinthPage::onSelectionChanged(QModelIndex curr, QModelIndex prev)
 
         QString id = current.id;
 
-        netJob->addNetAction(Net::Download::makeByteArray(QString("%1/project/%2").arg(BuildConfig.MODRINTH_PROD_URL, id), response));
+        netJob->addNetAction(Net::ApiDownload::makeByteArray(QString("%1/project/%2").arg(BuildConfig.MODRINTH_PROD_URL, id), response));
 
         QObject::connect(netJob, &NetJob::succeeded, this, [this, response, id, curr] {
             if (id != current.id) {
@@ -176,7 +178,7 @@ void ModrinthPage::onSelectionChanged(QModelIndex curr, QModelIndex prev)
         QString id = current.id;
 
         netJob->addNetAction(
-            Net::Download::makeByteArray(QString("%1/project/%2/version").arg(BuildConfig.MODRINTH_PROD_URL, id), response));
+            Net::ApiDownload::makeByteArray(QString("%1/project/%2/version").arg(BuildConfig.MODRINTH_PROD_URL, id), response));
 
         QObject::connect(netJob, &NetJob::succeeded, this, [this, response, id, curr] {
             if (id != current.id) {
diff --git a/launcher/ui/pages/modplatform/technic/TechnicModel.cpp b/launcher/ui/pages/modplatform/technic/TechnicModel.cpp
index f08eb289..5ba804db 100644
--- a/launcher/ui/pages/modplatform/technic/TechnicModel.cpp
+++ b/launcher/ui/pages/modplatform/technic/TechnicModel.cpp
@@ -38,6 +38,8 @@
 #include "BuildConfig.h"
 #include "Json.h"
 
+#include "net/ApiDownload.h"
+
 #include <QIcon>
 
 Technic::ListModel::ListModel(QObject* parent) : QAbstractListModel(parent) {}
@@ -116,7 +118,7 @@ void Technic::ListModel::performSearch()
             QString("%1search?build=%2&q=%3").arg(BuildConfig.TECHNIC_API_BASE_URL, BuildConfig.TECHNIC_API_BUILD, currentSearchTerm);
         searchMode = List;
     }
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchUrl), response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(searchUrl), response));
     jobPtr = netJob;
     jobPtr->start();
     QObject::connect(netJob.get(), &NetJob::succeeded, this, &ListModel::searchRequestFinished);
@@ -157,7 +159,7 @@ void Technic::ListModel::searchRequestFinished()
                         pack.logoName = "null";
                     } else {
                         pack.logoUrl = rawURL;
-                        pack.logoName = rawURL.section(QLatin1Char('/'), -1).section(QLatin1Char('.'), 0, 0);
+                        pack.logoName = rawURL.section(QLatin1Char('/'), -1);
                     }
                     pack.broken = false;
                     newList.append(pack);
@@ -179,7 +181,7 @@ void Technic::ListModel::searchRequestFinished()
                     auto iconUrl = Json::requireString(iconObj, "url");
 
                     pack.logoUrl = iconUrl;
-                    pack.logoName = iconUrl.section(QLatin1Char('/'), -1).section(QLatin1Char('.'), 0, 0);
+                    pack.logoName = iconUrl.section(QLatin1Char('/'), -1);
                 } else {
                     pack.logoUrl = "null";
                     pack.logoName = "null";
@@ -254,7 +256,7 @@ void Technic::ListModel::requestLogo(QString logo, QString url)
 
     MetaEntryPtr entry = APPLICATION->metacache()->resolveEntry("TechnicPacks", QString("logos/%1").arg(logo));
     auto job = new NetJob(QString("Technic Icon Download %1").arg(logo), APPLICATION->network());
-    job->addNetAction(Net::Download::makeCached(QUrl(url), entry));
+    job->addNetAction(Net::ApiDownload::makeCached(QUrl(url), entry));
 
     auto fullPath = entry->getFullPath();
 
diff --git a/launcher/ui/pages/modplatform/technic/TechnicPage.cpp b/launcher/ui/pages/modplatform/technic/TechnicPage.cpp
index fc678fa2..e066fa6f 100644
--- a/launcher/ui/pages/modplatform/technic/TechnicPage.cpp
+++ b/launcher/ui/pages/modplatform/technic/TechnicPage.cpp
@@ -49,6 +49,8 @@
 #include "Application.h"
 #include "modplatform/technic/SolderPackManifest.h"
 
+#include "net/ApiDownload.h"
+
 TechnicPage::TechnicPage(NewInstanceDialog* dialog, QWidget *parent)
     : QWidget(parent), ui(new Ui::TechnicPage), dialog(dialog)
 {
@@ -129,21 +131,18 @@ void TechnicPage::suggestCurrent()
         return;
     }
 
-    QString editedLogoName = "technic_" + current.logoName.section(".", 0, 0);
-    model->getLogo(current.logoName, current.logoUrl, [this, editedLogoName](QString logo)
-    {
-        dialog->setSuggestedIconFromFile(logo, editedLogoName);
-    });
+    QString editedLogoName = "technic_" + current.logoName;
+    model->getLogo(current.logoName, current.logoUrl,
+                   [this, editedLogoName](QString logo) { dialog->setSuggestedIconFromFile(logo, editedLogoName); });
 
-    if (current.metadataLoaded)
-    {
+    if (current.metadataLoaded) {
         metadataLoaded();
         return;
     }
 
     auto netJob = makeShared<NetJob>(QString("Technic::PackMeta(%1)").arg(current.name), APPLICATION->network());
     QString slug = current.slug;
-    netJob->addNetAction(Net::Download::makeByteArray(QString("%1modpack/%2?build=%3").arg(BuildConfig.TECHNIC_API_BASE_URL, slug, BuildConfig.TECHNIC_API_BUILD), response));
+    netJob->addNetAction(Net::ApiDownload::makeByteArray(QString("%1modpack/%2?build=%3").arg(BuildConfig.TECHNIC_API_BASE_URL, slug, BuildConfig.TECHNIC_API_BUILD), response));
     QObject::connect(netJob.get(), &NetJob::succeeded, this, [this, slug]
     {
         jobPtr.reset();
@@ -249,7 +248,7 @@ void TechnicPage::metadataLoaded()
 
         auto netJob = makeShared<NetJob>(QString("Technic::SolderMeta(%1)").arg(current.name), APPLICATION->network());
         auto url = QString("%1/modpack/%2").arg(current.url, current.slug);
-        netJob->addNetAction(Net::Download::makeByteArray(QUrl(url), response));
+        netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(url), response));
 
         QObject::connect(netJob.get(), &NetJob::succeeded, this, &TechnicPage::onSolderLoaded);
 
diff --git a/launcher/ui/setupwizard/ThemeWizardPage.cpp b/launcher/ui/setupwizard/ThemeWizardPage.cpp
index 42826aba..1c336921 100644
--- a/launcher/ui/setupwizard/ThemeWizardPage.cpp
+++ b/launcher/ui/setupwizard/ThemeWizardPage.cpp
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -61,7 +61,7 @@ void ThemeWizardPage::updateIcons()
 void ThemeWizardPage::updateCat()
 {
     qDebug() << "Setting Cat";
-    ui->catImagePreviewButton->setIcon(QIcon(QString(R"(:/backgrounds/%1)").arg(ThemeManager::getCatImage())));
+    ui->catImagePreviewButton->setIcon(QIcon(QString(R"(%1)").arg(APPLICATION->getCatPack())));
 }
 
 void ThemeWizardPage::retranslate()
diff --git a/launcher/ui/setupwizard/ThemeWizardPage.h b/launcher/ui/setupwizard/ThemeWizardPage.h
index 61a3d0c0..f3d40b6d 100644
--- a/launcher/ui/setupwizard/ThemeWizardPage.h
+++ b/launcher/ui/setupwizard/ThemeWizardPage.h
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/launcher/ui/themes/CatPack.cpp b/launcher/ui/themes/CatPack.cpp
new file mode 100644
index 00000000..f0d8ddd5
--- /dev/null
+++ b/launcher/ui/themes/CatPack.cpp
@@ -0,0 +1,117 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
+#include "ui/themes/CatPack.h"
+#include <QDate>
+#include <QDir>
+#include <QFileInfo>
+#include "FileSystem.h"
+#include "Json.h"
+
+QString BasicCatPack::path()
+{
+    const auto now = QDate::currentDate();
+    const auto birthday = QDate(now.year(), 11, 30);
+    const auto xmas = QDate(now.year(), 12, 25);
+    const auto halloween = QDate(now.year(), 10, 31);
+
+    QString cat = QString(":/backgrounds/%1").arg(m_id);
+    if (std::abs(now.daysTo(xmas)) <= 4) {
+        cat += "-xmas";
+    } else if (std::abs(now.daysTo(halloween)) <= 4) {
+        cat += "-spooky";
+    } else if (std::abs(now.daysTo(birthday)) <= 12) {
+        cat += "-bday";
+    }
+    return cat;
+}
+
+JsonCatPack::PartialDate partialDate(QJsonObject date)
+{
+    auto month = Json::ensureInteger(date, "month", 1);
+    if (month > 12)
+        month = 12;
+    else if (month <= 0)
+        month = 1;
+    auto day = Json::ensureInteger(date, "day", 1);
+    if (day > 31)
+        day = 31;
+    else if (day <= 0)
+        day = 1;
+    return { month, day };
+};
+
+JsonCatPack::JsonCatPack(QFileInfo& manifestInfo) : BasicCatPack(manifestInfo.dir().dirName())
+{
+    QString path = manifestInfo.path();
+    auto doc = Json::requireDocument(manifestInfo.absoluteFilePath(), "CatPack JSON file");
+    const auto root = doc.object();
+    m_name = Json::requireString(root, "name", "Catpack name");
+    m_defaultPath = FS::PathCombine(path, Json::requireString(root, "default", "Default Cat"));
+    auto variants = Json::ensureArray(root, "variants", QJsonArray(), "Catpack Variants");
+    for (auto v : variants) {
+        auto variant = Json::ensureObject(v, QJsonObject(), "Cat variant");
+        m_variants << Variant{ FS::PathCombine(path, Json::requireString(variant, "path", "Variant path")),
+                               partialDate(Json::requireObject(variant, "startTime", "Variant startTime")),
+                               partialDate(Json::requireObject(variant, "endTime", "Variant endTime")) };
+    }
+}
+
+QDate ensureDay(int year, int month, int day)
+{
+    QDate date(year, month, 1);
+    if (day > date.daysInMonth())
+        day = date.daysInMonth();
+    return QDate(year, month, day);
+}
+
+QString JsonCatPack::path()
+{
+    const QDate now = QDate::currentDate();
+    for (auto var : m_variants) {
+        QDate startDate = ensureDay(now.year(), var.startTime.month, var.startTime.day);
+        QDate endDate = ensureDay(now.year(), var.endTime.month, var.endTime.day);
+        if (startDate > endDate) {  // it's spans over multiple years
+            if (endDate <= now)     // end date is in the past so jump one year into the future for endDate
+                endDate = endDate.addYears(1);
+            else  // end date is in the future so jump one year into the past for startDate
+                startDate = startDate.addYears(-1);
+        }
+
+        if (startDate >= now && now >= endDate)
+            return var.path;
+    }
+    return m_defaultPath;
+}
diff --git a/launcher/ui/themes/CatPack.h b/launcher/ui/themes/CatPack.h
new file mode 100644
index 00000000..b03a19f0
--- /dev/null
+++ b/launcher/ui/themes/CatPack.h
@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
+#pragma once
+
+#include <QDate>
+#include <QFileInfo>
+#include <QList>
+#include <QString>
+
+class CatPack {
+   public:
+    virtual ~CatPack() {}
+    virtual QString id() = 0;
+    virtual QString name() = 0;
+    virtual QString path() = 0;
+};
+
+class BasicCatPack : public CatPack {
+   public:
+    BasicCatPack(QString id, QString name) : m_id(id), m_name(name) {}
+    BasicCatPack(QString id) : BasicCatPack(id, id) {}
+    virtual QString id() { return m_id; };
+    virtual QString name() { return m_name; };
+    virtual QString path();
+
+   protected:
+    QString m_id;
+    QString m_name;
+};
+
+class FileCatPack : public BasicCatPack {
+   public:
+    FileCatPack(QString id, QFileInfo& fileInfo) : BasicCatPack(id), m_path(fileInfo.absoluteFilePath()) {}
+    FileCatPack(QFileInfo& fileInfo) : FileCatPack(fileInfo.baseName(), fileInfo) {}
+    virtual QString path() { return m_path; }
+
+   private:
+    QString m_path;
+};
+
+class JsonCatPack : public BasicCatPack {
+   public:
+    struct PartialDate {
+        int month;
+        int day;
+    };
+    struct Variant {
+        QString path;
+        PartialDate startTime;
+        PartialDate endTime;
+    };
+    JsonCatPack(QFileInfo& manifestInfo);
+    virtual QString path();
+
+   private:
+    QString m_defaultPath;
+    QList<Variant> m_variants;
+};
diff --git a/launcher/ui/themes/CustomTheme.cpp b/launcher/ui/themes/CustomTheme.cpp
index 198e76ba..177edefa 100644
--- a/launcher/ui/themes/CustomTheme.cpp
+++ b/launcher/ui/themes/CustomTheme.cpp
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/launcher/ui/themes/CustomTheme.h b/launcher/ui/themes/CustomTheme.h
index f2b1b06e..3ec4cafa 100644
--- a/launcher/ui/themes/CustomTheme.h
+++ b/launcher/ui/themes/CustomTheme.h
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/launcher/ui/themes/ITheme.cpp b/launcher/ui/themes/ITheme.cpp
index 8f0757e1..42d63b11 100644
--- a/launcher/ui/themes/ITheme.cpp
+++ b/launcher/ui/themes/ITheme.cpp
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/launcher/ui/themes/ITheme.h b/launcher/ui/themes/ITheme.h
index a0a638bd..d85e7f98 100644
--- a/launcher/ui/themes/ITheme.h
+++ b/launcher/ui/themes/ITheme.h
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/launcher/ui/themes/SystemTheme.cpp b/launcher/ui/themes/SystemTheme.cpp
index 3a746d02..3b8cb24a 100644
--- a/launcher/ui/themes/SystemTheme.cpp
+++ b/launcher/ui/themes/SystemTheme.cpp
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/launcher/ui/themes/SystemTheme.h b/launcher/ui/themes/SystemTheme.h
index 05f31233..4f7d83e5 100644
--- a/launcher/ui/themes/SystemTheme.h
+++ b/launcher/ui/themes/SystemTheme.h
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/launcher/ui/themes/ThemeManager.cpp b/launcher/ui/themes/ThemeManager.cpp
index 94ac8a24..321f7db4 100644
--- a/launcher/ui/themes/ThemeManager.cpp
+++ b/launcher/ui/themes/ThemeManager.cpp
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -21,7 +21,10 @@
 #include <QDir>
 #include <QDirIterator>
 #include <QIcon>
+#include <QImageReader>
+#include "Exception.h"
 #include "ui/themes/BrightTheme.h"
+#include "ui/themes/CatPack.h"
 #include "ui/themes/CustomTheme.h"
 #include "ui/themes/DarkTheme.h"
 #include "ui/themes/SystemTheme.h"
@@ -32,6 +35,7 @@ ThemeManager::ThemeManager(MainWindow* mainWindow)
 {
     m_mainWindow = mainWindow;
     initializeThemes();
+    initializeCatPacks();
 }
 
 /// @brief Adds the Theme to the list of themes
@@ -40,7 +44,10 @@ ThemeManager::ThemeManager(MainWindow* mainWindow)
 QString ThemeManager::addTheme(std::unique_ptr<ITheme> theme)
 {
     QString id = theme->id();
-    m_themes.emplace(id, std::move(theme));
+    if (m_themes.find(id) == m_themes.end())
+        m_themes.emplace(id, std::move(theme));
+    else
+        themeWarningLog() << "Theme(" << id << ") not added to prevent id duplication";
     return id;
 }
 
@@ -77,7 +84,7 @@ void ThemeManager::initializeThemes()
         QString themeFolder = QDir("./themes/").absoluteFilePath("");
         themeDebugLog() << "Theme Folder Path: " << themeFolder;
 
-        QDirIterator directoryIterator(themeFolder, QDir::Dirs | QDir::NoDotAndDotDot, QDirIterator::Subdirectories);
+        QDirIterator directoryIterator(themeFolder, QDir::Dirs | QDir::NoDotAndDotDot);
         while (directoryIterator.hasNext()) {
             QDir dir(directoryIterator.next());
             QFileInfo themeJson(dir.absoluteFilePath("theme.json"));
@@ -111,6 +118,16 @@ QList<ITheme*> ThemeManager::getValidApplicationThemes()
     return ret;
 }
 
+QList<CatPack*> ThemeManager::getValidCatPacks()
+{
+    QList<CatPack*> ret;
+    ret.reserve(m_catPacks.size());
+    for (auto&& [id, theme] : m_catPacks) {
+        ret.append(theme.get());
+    }
+    return ret;
+}
+
 void ThemeManager::setIconTheme(const QString& name)
 {
     QIcon::setThemeName(name);
@@ -137,19 +154,74 @@ void ThemeManager::setApplicationTheme(const QString& name, bool initial)
     }
 }
 
-QString ThemeManager::getCatImage(QString catName)
+QString ThemeManager::getCatPack(QString catName)
+{
+    auto catIter = m_catPacks.find(!catName.isEmpty() ? catName : APPLICATION->settings()->get("BackgroundCat").toString());
+    if (catIter != m_catPacks.end()) {
+        auto& catPack = catIter->second;
+        themeDebugLog() << "applying catpack" << catPack->id();
+        return catPack->path();
+    } else {
+        themeWarningLog() << "Tried to get invalid catPack:" << catName;
+    }
+
+    return m_catPacks.begin()->second->path();
+}
+
+QString ThemeManager::addCatPack(std::unique_ptr<CatPack> catPack)
 {
-    QDateTime now = QDateTime::currentDateTime();
-    QDateTime birthday(QDate(now.date().year(), 11, 30), QTime(0, 0));
-    QDateTime xmas(QDate(now.date().year(), 12, 25), QTime(0, 0));
-    QDateTime halloween(QDate(now.date().year(), 10, 31), QTime(0, 0));
-    QString cat = !catName.isEmpty() ? catName : APPLICATION->settings()->get("BackgroundCat").toString();
-    if (std::abs(now.daysTo(xmas)) <= 4) {
-        cat += "-xmas";
-    } else if (std::abs(now.daysTo(halloween)) <= 4) {
-        cat += "-spooky";
-    } else if (std::abs(now.daysTo(birthday)) <= 12) {
-        cat += "-bday";
+    QString id = catPack->id();
+    if (m_catPacks.find(id) == m_catPacks.end())
+        m_catPacks.emplace(id, std::move(catPack));
+    else
+        themeWarningLog() << "CatPack(" << id << ") not added to prevent id duplication";
+    return id;
+}
+
+void ThemeManager::initializeCatPacks()
+{
+    QList<std::pair<QString, QString>> defaultCats{ { "kitteh", QObject::tr("Background Cat (from MultiMC)") },
+                                                    { "rory", QObject::tr("Rory ID 11 (drawn by Ashtaka)") },
+                                                    { "rory-flat", QObject::tr("Rory ID 11 (flat edition, drawn by Ashtaka)") },
+                                                    { "teawie", QObject::tr("Teawie (drawn by SympathyTea)") } };
+    for (auto [id, name] : defaultCats) {
+        addCatPack(std::unique_ptr<CatPack>(new BasicCatPack(id, name)));
+    }
+    QDir catpacksDir("catpacks");
+    QString catpacksFolder = catpacksDir.absoluteFilePath("");
+    themeDebugLog() << "CatPacks Folder Path:" << catpacksFolder;
+
+    QStringList supportedImageFormats;
+    for (auto format : QImageReader::supportedImageFormats()) {
+        supportedImageFormats.append("*." + format);
+    }
+    auto loadFiles = [this, supportedImageFormats](QDir dir) {
+        // Load image files directly
+        QDirIterator ImageFileIterator(dir.absoluteFilePath(""), supportedImageFormats, QDir::Files);
+        while (ImageFileIterator.hasNext()) {
+            QFile customCatFile(ImageFileIterator.next());
+            QFileInfo customCatFileInfo(customCatFile);
+            themeDebugLog() << "Loading CatPack from:" << customCatFileInfo.absoluteFilePath();
+            addCatPack(std::unique_ptr<CatPack>(new FileCatPack(customCatFileInfo)));
+        }
+    };
+
+    loadFiles(catpacksDir);
+
+    QDirIterator directoryIterator(catpacksFolder, QDir::Dirs | QDir::NoDotAndDotDot);
+    while (directoryIterator.hasNext()) {
+        QDir dir(directoryIterator.next());
+        QFileInfo manifest(dir.absoluteFilePath("catpack.json"));
+        if (manifest.isFile()) {
+            try {
+                // Load background manifest
+                themeDebugLog() << "Loading background manifest from:" << manifest.absoluteFilePath();
+                addCatPack(std::unique_ptr<CatPack>(new JsonCatPack(manifest)));
+            } catch (const Exception& e) {
+                themeWarningLog() << "Couldn't load catpack json:" << e.cause();
+            }
+        } else {
+            loadFiles(dir);
+        }
     }
-    return cat;
 }
diff --git a/launcher/ui/themes/ThemeManager.h b/launcher/ui/themes/ThemeManager.h
index 87f36d9c..1ce8c6f4 100644
--- a/launcher/ui/themes/ThemeManager.h
+++ b/launcher/ui/themes/ThemeManager.h
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -20,6 +20,7 @@
 #include <QString>
 
 #include "ui/MainWindow.h"
+#include "ui/themes/CatPack.h"
 #include "ui/themes/ITheme.h"
 
 inline auto themeDebugLog()
@@ -40,18 +41,20 @@ class ThemeManager {
     void applyCurrentlySelectedTheme(bool initial = false);
     void setApplicationTheme(const QString& name, bool initial = false);
 
-    /// <summary>
-    /// Returns the cat based on selected cat and with events (Birthday, XMas, etc.)
-    /// </summary>
-    /// <param name="catName">Optional, if you need a specific cat.</param>
-    /// <returns></returns>
-    static QString getCatImage(QString catName = "");
+    /// @brief Returns the background based on selected and with events (Birthday, XMas, etc.)
+    /// @param catName Optional, if you need a specific background.
+    /// @return
+    QString getCatPack(QString catName = "");
+    QList<CatPack*> getValidCatPacks();
 
    private:
     std::map<QString, std::unique_ptr<ITheme>> m_themes;
+    std::map<QString, std::unique_ptr<CatPack>> m_catPacks;
     MainWindow* m_mainWindow;
 
     void initializeThemes();
+    void initializeCatPacks();
     QString addTheme(std::unique_ptr<ITheme> theme);
     ITheme* getTheme(QString themeId);
+    QString addCatPack(std::unique_ptr<CatPack> catPack);
 };
diff --git a/launcher/ui/widgets/LanguageSelectionWidget.cpp b/launcher/ui/widgets/LanguageSelectionWidget.cpp
index 256b09da..37d05347 100644
--- a/launcher/ui/widgets/LanguageSelectionWidget.cpp
+++ b/launcher/ui/widgets/LanguageSelectionWidget.cpp
@@ -1,16 +1,16 @@
 #include "LanguageSelectionWidget.h"
 
-#include <QVBoxLayout>
-#include <QTreeView>
+#include <QCheckBox>
 #include <QHeaderView>
 #include <QLabel>
+#include <QTreeView>
+#include <QVBoxLayout>
 #include "Application.h"
 #include "BuildConfig.h"
-#include "translations/TranslationsModel.h"
 #include "settings/Setting.h"
+#include "translations/TranslationsModel.h"
 
-LanguageSelectionWidget::LanguageSelectionWidget(QWidget *parent) :
-    QWidget(parent)
+LanguageSelectionWidget::LanguageSelectionWidget(QWidget* parent) : QWidget(parent)
 {
     verticalLayout = new QVBoxLayout(this);
     verticalLayout->setObjectName(QStringLiteral("verticalLayout"));
@@ -31,6 +31,13 @@ LanguageSelectionWidget::LanguageSelectionWidget(QWidget *parent) :
     helpUsLabel->setWordWrap(true);
     verticalLayout->addWidget(helpUsLabel);
 
+    formatCheckbox = new QCheckBox(this);
+    formatCheckbox->setObjectName(QStringLiteral("formatCheckbox"));
+    formatCheckbox->setCheckState(APPLICATION->settings()->get("UseSystemLocale").toBool() ? Qt::Checked : Qt::Unchecked);
+    connect(formatCheckbox, &QCheckBox::stateChanged,
+            [this]() { APPLICATION->translations()->setUseSystemLocale(formatCheckbox->isChecked()); });
+    verticalLayout->addWidget(formatCheckbox);
+
     auto translations = APPLICATION->translations();
     auto index = translations->selectedIndex();
     languageView->setModel(translations.get());
@@ -38,7 +45,7 @@ LanguageSelectionWidget::LanguageSelectionWidget(QWidget *parent) :
     languageView->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
     languageView->header()->setSectionResizeMode(0, QHeaderView::Stretch);
     connect(languageView->selectionModel(), &QItemSelectionModel::currentRowChanged, this, &LanguageSelectionWidget::languageRowChanged);
-    verticalLayout->setContentsMargins(0,0,0,0);
+    verticalLayout->setContentsMargins(0, 0, 0, 0);
 
     auto language_setting = APPLICATION->settings()->getSetting("Language");
     connect(language_setting.get(), &Setting::SettingChanged, this, &LanguageSelectionWidget::languageSettingChanged);
@@ -53,15 +60,14 @@ QString LanguageSelectionWidget::getSelectedLanguageKey() const
 void LanguageSelectionWidget::retranslate()
 {
     QString text = tr("Don't see your language or the quality is poor?<br/><a href=\"%1\">Help us with translations!</a>")
-        .arg(BuildConfig.TRANSLATIONS_URL);
+                       .arg(BuildConfig.TRANSLATIONS_URL);
     helpUsLabel->setText(text);
-
+    formatCheckbox->setText(tr("Use system locales"));
 }
 
 void LanguageSelectionWidget::languageRowChanged(const QModelIndex& current, const QModelIndex& previous)
 {
-    if (current == previous)
-    {
+    if (current == previous) {
         return;
     }
     auto translations = APPLICATION->translations();
@@ -70,7 +76,7 @@ void LanguageSelectionWidget::languageRowChanged(const QModelIndex& current, con
     translations->updateLanguage(key);
 }
 
-void LanguageSelectionWidget::languageSettingChanged(const Setting &, const QVariant)
+void LanguageSelectionWidget::languageSettingChanged(const Setting&, const QVariant)
 {
     auto translations = APPLICATION->translations();
     auto index = translations->selectedIndex();
diff --git a/launcher/ui/widgets/LanguageSelectionWidget.h b/launcher/ui/widgets/LanguageSelectionWidget.h
index 4a88924c..5e86a288 100644
--- a/launcher/ui/widgets/LanguageSelectionWidget.h
+++ b/launcher/ui/widgets/LanguageSelectionWidget.h
@@ -21,23 +21,24 @@ class QVBoxLayout;
 class QTreeView;
 class QLabel;
 class Setting;
+class QCheckBox;
 
-class LanguageSelectionWidget: public QWidget
-{
+class LanguageSelectionWidget : public QWidget {
     Q_OBJECT
-public:
-    explicit LanguageSelectionWidget(QWidget *parent = 0);
-    virtual ~LanguageSelectionWidget() { };
+   public:
+    explicit LanguageSelectionWidget(QWidget* parent = 0);
+    virtual ~LanguageSelectionWidget(){};
 
     QString getSelectedLanguageKey() const;
     void retranslate();
 
-protected slots:
-    void languageRowChanged(const QModelIndex &current, const QModelIndex &previous);
-    void languageSettingChanged(const Setting &, const QVariant);
+   protected slots:
+    void languageRowChanged(const QModelIndex& current, const QModelIndex& previous);
+    void languageSettingChanged(const Setting&, const QVariant);
 
-private:
-    QVBoxLayout *verticalLayout = nullptr;
-    QTreeView *languageView = nullptr;
-    QLabel *helpUsLabel = nullptr;
+   private:
+    QVBoxLayout* verticalLayout = nullptr;
+    QTreeView* languageView = nullptr;
+    QLabel* helpUsLabel = nullptr;
+    QCheckBox* formatCheckbox = nullptr;
 };
diff --git a/launcher/ui/widgets/ThemeCustomizationWidget.cpp b/launcher/ui/widgets/ThemeCustomizationWidget.cpp
index dcf13303..291f8ed9 100644
--- a/launcher/ui/widgets/ThemeCustomizationWidget.cpp
+++ b/launcher/ui/widgets/ThemeCustomizationWidget.cpp
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -95,9 +95,14 @@ void ThemeCustomizationWidget::applyWidgetTheme(int index) {
     emit currentWidgetThemeChanged(index);
 }
 
-void ThemeCustomizationWidget::applyCatTheme(int index) {
+void ThemeCustomizationWidget::applyCatTheme(int index)
+{
     auto settings = APPLICATION->settings();
-    settings->set("BackgroundCat", m_catOptions[index].first);
+    auto originalCat = settings->get("BackgroundCat").toString();
+    auto newCat = ui->backgroundCatComboBox->currentData().toString();
+    if (originalCat != newCat) {
+        settings->set("BackgroundCat", newCat);
+    }
 
     emit currentCatChanged(index);
 }
@@ -135,10 +140,10 @@ void ThemeCustomizationWidget::loadSettings()
     }
 
     auto cat = settings->get("BackgroundCat").toString();
-    for (auto& catFromList : m_catOptions) {
-        QIcon catIcon = QIcon(QString(":/backgrounds/%1").arg(ThemeManager::getCatImage(catFromList.first)));
-        ui->backgroundCatComboBox->addItem(catIcon, catFromList.second);
-        if (cat == catFromList.first) {
+    for (auto& catFromList : APPLICATION->getValidCatPacks()) {
+        QIcon catIcon = QIcon(QString("%1").arg(catFromList->path()));
+        ui->backgroundCatComboBox->addItem(catIcon, catFromList->name(), catFromList->id());
+        if (cat == catFromList->id()) {
             ui->backgroundCatComboBox->setCurrentIndex(ui->backgroundCatComboBox->count() - 1);
         }
     }
diff --git a/launcher/ui/widgets/ThemeCustomizationWidget.h b/launcher/ui/widgets/ThemeCustomizationWidget.h
index d955a266..af47c788 100644
--- a/launcher/ui/widgets/ThemeCustomizationWidget.h
+++ b/launcher/ui/widgets/ThemeCustomizationWidget.h
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
  *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *  Copyright (C) 2022 Tayou <git@tayou.org>
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -53,25 +53,17 @@ class ThemeCustomizationWidget : public QWidget {
    private:
     Ui::ThemeCustomizationWidget* ui;
 
-    //TODO finish implementing
-    QList<std::pair<QString, QString>> m_iconThemeOptions{ 
-        { "pe_colored",     QObject::tr("Simple (Colored Icons)") }, 
-        { "pe_light",       QObject::tr("Simple (Light Icons)") },     
-        { "pe_dark",        QObject::tr("Simple (Dark Icons)") },
-        { "pe_blue",        QObject::tr("Simple (Blue Icons)") },    
-        { "breeze_light",   QObject::tr("Breeze Light") }, 
-        { "breeze_dark",    QObject::tr("Breeze Dark") },
-        { "OSX",            QObject::tr("OSX") },        
-        { "iOS",            QObject::tr("iOS") },          
-        { "flat",           QObject::tr("Flat") },
-        { "flat_white",     QObject::tr("Flat (White)") }, 
-        { "multimc",        QObject::tr("Legacy") },      
-        { "custom",         QObject::tr("Custom") } 
-    };
-    QList<std::pair<QString, QString>> m_catOptions{ 
-        { "kitteh",     QObject::tr("Background Cat (from MultiMC)") }, 
-        { "rory",       QObject::tr("Rory ID 11 (drawn by Ashtaka)") }, 
-        { "rory-flat",  QObject::tr("Rory ID 11 (flat edition, drawn by Ashtaka)") },
-        { "teawie",     QObject::tr("Teawie (drawn by SympathyTea)") }
-    };
+    // TODO finish implementing
+    QList<std::pair<QString, QString>> m_iconThemeOptions{ { "pe_colored", QObject::tr("Simple (Colored Icons)") },
+                                                           { "pe_light", QObject::tr("Simple (Light Icons)") },
+                                                           { "pe_dark", QObject::tr("Simple (Dark Icons)") },
+                                                           { "pe_blue", QObject::tr("Simple (Blue Icons)") },
+                                                           { "breeze_light", QObject::tr("Breeze Light") },
+                                                           { "breeze_dark", QObject::tr("Breeze Dark") },
+                                                           { "OSX", QObject::tr("OSX") },
+                                                           { "iOS", QObject::tr("iOS") },
+                                                           { "flat", QObject::tr("Flat") },
+                                                           { "flat_white", QObject::tr("Flat (White)") },
+                                                           { "multimc", QObject::tr("Legacy") },
+                                                           { "custom", QObject::tr("Custom") } };
 };
diff --git a/launcher/ui/widgets/VariableSizedImageObject.cpp b/launcher/ui/widgets/VariableSizedImageObject.cpp
index 991b4a04..3aa3343d 100644
--- a/launcher/ui/widgets/VariableSizedImageObject.cpp
+++ b/launcher/ui/widgets/VariableSizedImageObject.cpp
@@ -26,6 +26,7 @@
 #include "Application.h"
 
 #include "net/NetJob.h"
+#include "net/ApiDownload.h"
 
 enum FormatProperties { ImageData = QTextFormat::UserProperty + 1 };
 
@@ -97,7 +98,7 @@ void VariableSizedImageObject::loadImage(QTextDocument* doc, const QUrl& source,
         QString("images/%1").arg(QString(QCryptographicHash::hash(source.toEncoded(), QCryptographicHash::Algorithm::Sha1).toHex())));
 
     auto job = new NetJob(QString("Load Image: %1").arg(source.fileName()), APPLICATION->network());
-    job->addNetAction(Net::Download::makeCached(source, entry));
+    job->addNetAction(Net::ApiDownload::makeCached(source, entry));
 
     auto full_entry_path = entry->getFullPath();
     auto source_url = source;