PufferPanel is an open source game server management panel
Multi Theft Auto is a game engine
Enigma is a puzzle game
Cross-platform rhythm game for the keyboard
CyberFSR/PotatoFSR (FSR 2.1.2) for Games
API and runtime that allows access to VR hardware
Retro video game emulation for macOS
An iOS & tvOS Frontend for Multiple Emulators
Texture pack for Super Mario 64
GUI for downloading/managing homebrew apps for video game consoles
Action RPG that's easy to mod
JK's Save Manager Switch Edition
Patching, replacing and decorating .NET and Mono methods
GemRB is a portable open-source implementation of the Infinity Engine
Cross-Platform C++ 2D/3D game engine
RetroArch is a frontend for emulators, game engines and media players.
Original Xbox Emulator for Windows, macOS, and Linux
A fancy self-hosted monitoring tool
Magic Another Game Engine
Accuracy-focused XNA4 reimplementation for open platforms
Open source clone of the Age of Empires II engine
Endless Sky is a sandbox-style space exploration game
The game engine for everyone
Animation Compression Library
Enables Roblox developers to use professional software tools