Godot is a powerful cross-platform game engine
An open-source sandbox tower defense game
A cross-platform PSP emulator
Stream switch games to your PC via USB or network
A simple and easy-to-use library to enjoy videogames programming
Xash3D FWGS engine
A certain block game
Sandbox video game with a powerful physics engine
Desktop/Android/HTML5/iOS Java game development framework
UCI chess engine
The game engine for everyone
RetroArch is a frontend for emulators, game engines and media players.
Home theater software and entertainment hub for digital media
Open source voxel game engine with support for survival and crafting
Open source HTML5 game framework that offers WebGL and Canvas
One framework for creating powerful cross-platform games
Voxel game-creation platform with easy modding and game creation
Open-source Android/Desktop remake of Civ V
Do virtual gear shifting (and more) in any rider app
Cocos simplifies game creation and distribution with Cocos Creator
An open source reimplementation of the Among Us Server
Netcode that provides networking capabilities to GameObject workflows
Free, cross-platform 2D game engine powered by Haxe and OpenFL
Pokedex demonstrates modern Android development with Hilt
The source code to VVVVVV