Gaming GitHub Repositories (2026) · Open Source Tools

An Android app for playing Windows games from Steam, Epic Games, GOG, and more on your device.

Key displayer for Windows that shows pressed keyboard and mouse keys on screen - in a separate window or as an RTSS overlay in fullscreen games.

A PHP Gameserver Status Query Library

Advanced per-app device / CPU / GPU spoofer for rooted Android — device profiles, per-app CPU models, prop & Android-ID spoofing, all driven by a full on-device WebUI. Zygisk module for KernelSU / Magisk / APatch.

An app that allows you to AFK mine timed Twitch drops, with automatic drop claiming and channel switching. Web GUI, dockerised.

Shortcut races your normal route against faster ones to the game server, sends only the game down the winner, and sends every packet twice so loss never becomes a lag spike. Not a VPN.

A Medal.tv-style game clipper for Linux, featuring instant replay, game recording, near zero performance impact, free and instant cloud sharing with friends, highlight features, and more! New features will be added as this is in active development.

Adds support for games to jellyfin.

neofetch for Steam - Display your Steam stats in terminal

A calm, console-style fullscreen theme for Playnite, named after the Greek goddess of the moon - with its companion add-on Selene Core

Eloquent-style models and query builder for the IGDB API in Laravel, with Twitch authentication and webhook support handled for you.

Steam for macOS, as a real Mac app: the Windows Steam client runs hidden in a Wine bottle; everything you see and touch is native

Hybrid aims to make the experience of managing Games and Mods more organized, in one launcher that gives you flexible control of both.

GamePause for Local AI: a Windows tray app that pauses LM Studio, Ollama and other local AI servers while you game, and restores them afterward.

The lowest-overhead instant replay game capture for Windows: captured and encoded on the GPU, no overlay, no launcher, no bloat.

Open Source port of the Total Annihilation & TA: Kingdoms engines.

A native GeForce NOW client for Apple TV and Apple Vision Pro. Stream your entire PC game library directly on tvOS and VisionOS with full controller support, no browser, no workarounds.

A smart savegame manager, editor, and toolbox for all current major Paradox Grand Strategy games.

Multi Theft Auto is a game engine that turns Grand Theft Auto: San Andreas into networked multiplayer.