Compare software

umu-launcherGE-Proton
Free

Free and open source.

 Free

Free, with source published on GitHub.

Linux, Command line Linux
  • Runs Proton outside Steam
  • Uses the same runtime environment as Steam's Proton
  • Extra patches beyond Valve's official Proton
  • Can be chosen per game in Steam
  • Command-line only, no graphical interface
  • Linux only
  • Must be installed manually or with a helper tool
  • Not an official Valve release
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 24, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.