An open-source sandbox tower defense game
Stream switch games to your PC via USB or network
Sandbox video game with a powerful physics engine
Desktop/Android/HTML5/iOS Java game development framework
UCI chess engine
Open source cross-platform multi-purpose game toolkit
Godot is a powerful cross-platform game engine
A cross-platform PSP emulator
A simple and easy-to-use library to enjoy videogames programming
Open source HTML5 game framework that offers WebGL and Canvas
One framework for creating powerful cross-platform games
RetroArch is a frontend for emulators, game engines and media players.
Open source voxel game engine with support for survival and crafting
Solar2D Game Engine main repository (ex Corona SDK)
Home theater software and entertainment hub for digital media
The game engine for everyone
Java/JavaFX/Kotlin Game Library (Engine)
Netcode that provides networking capabilities to GameObject workflows
The source code to VVVVVV
Urho3D Game engine
A dead simple 2D game library for Go
Open-source engine for Heroes of Might and Magic III
Pokedex demonstrates modern Android development with Hilt
An open source reimplementation of the Among Us Server
New Godot bindings for Swift