An open-source sandbox tower defense game
UCI chess engine
Stream switch games to your PC via USB or network
Godot is a powerful cross-platform game engine
A cross-platform PSP emulator
Desktop/Android/HTML5/iOS Java game development framework
Open source cross-platform multi-purpose game toolkit
A simple and easy-to-use library to enjoy videogames programming
Sandbox video game with a powerful physics engine
One framework for creating powerful cross-platform games
RetroArch is a frontend for emulators, game engines and media players.
Home theater software and entertainment hub for digital media
Open source HTML5 game framework that offers WebGL and Canvas
The source code to VVVVVV
A dead simple 2D game library for Go
The game engine for everyone
Solar2D Game Engine main repository (ex Corona SDK)
A cross-platform, open-source, pure C game engine for mobile game
Open source voxel game engine with support for survival and crafting
Pokedex demonstrates modern Android development with Hilt
Embeddable unity game engine view for Flutter
Gideros Release version
Netcode that provides networking capabilities to GameObject workflows
An open source reimplementation of the Among Us Server
scene-oriented, flexible 3D engine (C++, Python, C#, Java)