Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Open QR Code is an open-source, cross-platform app
Multi-platform 2D and 3D game engine
3D engine with modern graphics
Open Source Routing Machine - C++ backend
A game engine with an emphasis on real-time cutting-edge solutions
Cross-Platform C++ 2D/3D game engine
Cross-platform 2D and 3D game engine with modular architecture
Cocos simplifies game creation and distribution with Cocos Creator
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
An open source flight dynamics & control software library
Simple and light-weight 3D game engine
Solar2D Game Engine main repository (ex Corona SDK)
Open Source OCR Engine
A JavaScript engine optimized for running React Native
Multi-Joint dynamics with Contact. A general purpose physics simulator
N64 Game-Engine and Editor using libdragon & tiny3d
UCI chess engine
The New Windows Terminal
GZDoom is a feature centric port for all Doom engine games
Cromite a Bromite fork with ad blocking and privacy enhancements
Scripting platform, modding framework and VR support for RE Engine
The open source federated learning for vehicular network simulation
Environments and algorithms for research in general reinforcement
Multi Theft Auto is a game engine