🛠️ Version 2.0 – Major Update

🎯 Highlights

Removed dependency on Protontricks
The launcher now uses its own implementation for game launching — no external dependencies required anymore!
Initial Setup Window Removed
No more need to install or keep Spacewar — clean first launch experience.
Per-Game Prefixes
Every game now uses its own isolated Wine/Proton prefix.
Proton Version Selection
Choose the Proton version to use for each game individually.

UI Redesign
A refreshed, cleaner, and more intuitive user interface.
Game Time Tracking
Keep track of how long you've played each game.
Steam Runtime & Overlay Support
Support for Steam Runtime and Overlay (may not work in all cases).
Complete Game Removal
Option to fully delete a game and all associated data from within the launcher.
Advanced Launch Arguments
Add arguments support before and after the executable.
Preset templates are available for:
- mangohud
- gamemode
- gamescope
Open Game or Prefix Directory
Access game or prefix folders directly from the launcher UI.
"About" Window
Displays the launcher version along with links to GitHub and Telegram.

Save Migration for Older Versions
Temporary code added to migrate save data from older launcher versions to the new per-game prefix structure.

Fixed mangohud Support
Improved compatibility and functionality.
Fixed Environment Variable Handling
Environment variables are now correctly passed to game processes.
Improved Debug Logging
Game name and parameters now appear correctly; also includes /etc/os-release info.
Optimized 7zip Execution Checks
Removed global chmod +x call — permissions now checked at runtime only.
Removed Steam Workaround
The legacy workaround for "Steam is not running" has been removed — it’s no longer needed.

chmod +x onlinefix_launcher_installer && ./onlinefix_launcher_installer