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SKCraft Launcher

SKCraft Launcher is an open-source Minecraft modpack launcher platform maintained by SKCraft. It is primarily aimed at modpack authors who want to customize, build, and distribute their own branded launcher.

SKCraft Launcher

Information updated: 2026-06-20

FeatureDetails
AuthenticationMicrosoft Account / Offline Account
Supported Mod LoadersForge / Fabric / LiteLoader / Quilt
Supported PlatformsWindows / macOS / Linux

Downloads

SKCraft Launcher GitHub Repository.

Source ZIP.

The official repository currently does not provide GitHub Releases binary builds. The official wiki instructs users to download the source and build it locally: Windows users can run build.bat, Linux and macOS users can run ./build.sh, and ./gradlew clean build is also supported. Build outputs are placed under each subproject's build/libs/ directory.

Features

  • Customize the launcher's logo, branding, and news feed
  • Distribute several modpacks as a set
  • Hide selected modpacks behind a secret key
  • Provides both a graphical modpack creator and command-line build tools
  • Supports download resume, incremental updates, and file deduplication
  • Supports a self-updating bootstrapper and portable mode
  • Supports optional mods/features and can generate modpacks from Git or another VCS through CI

Open Source License

SKCraft Launcher itself is released under the GNU Lesser General Public License v3. The official notes also require third-party contributions to be dual licensed under the LGPL-3.0 and 3-clause BSD terms listed in LICENSE.txt.