ProjT Launcher Update 0.0.3, now available

27 Nov 2025release

We are excited to announce the official release of ProjT Launcher: version 0.0.3!

This release is the largest update since the project began, completing the full rebranding from Prism Launcher, introducing an entirely new Backup System, and delivering major improvements across packaging, CI, documentation, and platform compatibility.

Changelog #

Added #

• Full Backup System
  A complete backup/restore implementation for managing Minecraft instances safely.
  Includes:
  • BackupManager core system
  • BackupPage integration for instance settings
  • BackupDialog UI
  • Backup metadata & workflow
  • Instance list backup indicators
• New CMakePresets.json replacing multiple per-platform preset files, simplifying the build pipeline.
• generate_todo_report.py script for automated TODO scanning and reporting.
• APPLE_SILICON_RATIONALE.md explaining support considerations and technical details for Apple Silicon.

Changed #

• Complete Rebranding to ProjT Launcher (#5)
  • Replaced all Prism references with ProjT branding
  • Updated CMake project metadata
  • Updated Application.cpp / Application.h naming and UI elements
  • New application icons, Big Sur style logos, and updated instance icons
• Updated Flatpak Manifest (tr.org.yongdohyun.ProjTLauncher.yml)
  • Improved structure, removed legacy modules
  • Updated runtime integrations and packaging paths
• Debian packaging improvements
  • Updated control files, install files, and package name transitions
• CI/CD Enhancements
  • Release builds now clean build directories for consistency
  • Improved Windows, Linux, macOS build and packaging workflows
• Launcher JAR inclusion fix
  • Ensured ProjTLaunch.jar and ProjTLaunchLegacy.jar are included in macOS & Linux packages
• General code quality upgrades across Application startup, updater, assets, auth, network caching, and UI behavior.

Fixed #

• macOS/Linux missing JAR issue causing runtime failures
• Various UI glitches in LabeledToolButton, InstanceDelegate, BackupPage
• HTTP Meta Cache reliability issues
• Json parsing, MMCZip, copy task stability & asset loading
• Security documentation formatting issues (SECURITY.md)
• Multiple CI workflow failures due to outdated steps and incorrect dependencies
• Nix Flake dependency issues, updated lockfile & configuration

Removed #

• Legacy build preset files:
  • cmake/linuxPreset.json
  • cmake/macosPreset.json
  • cmake/windowsPreset.json
• Deprecated Flatpak modules:
  • flite.json
  • libdecor.json
• Old/incompatible Prism branding assets
• Obsolete CMake and README fragments from previous architecture

Full Changelog: https://github.com/Project-Tick/ProjT-Launcher/compare/0.0.2...0.0.3

You can grab the latest download here for your respective platform.

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• Previous: ProjT Launcher Update 0.0.2, now available