S

steam

Steam Deck (SteamOS 3.x) source code public mirror. 🪞 Sourced from Valve's latest official (main) source packages.

Modified SteamOS Leak (2025). | 100% Open Source SteamOS.

A modular and pluggable set of tools for the games of the Portal series.

Launch multiple applications with your Proton/Steam game.

Gaming Backup Multitool for Linux - Backup utility and database for Linux Steam games

GUI written in Python + Javascript using Eel for managing custom artwork in the new Steam library.

Custom Steam library artwork