Open Source Routing Machine - C++ backend
Cocos simplifies game creation and distribution with Cocos Creator
Flax Engine, multi-platform 3D game engine
A game engine with an emphasis on real-time cutting-edge solutions
3D engine with modern graphics
Multi-platform 2D and 3D game engine
Cross-platform 2D and 3D game engine with modular architecture
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Simple and light-weight 3D game engine
Cross-Platform C++ 2D/3D game engine
Solar2D Game Engine main repository (ex Corona SDK)
Open Source OCR Engine
A JavaScript engine optimized for running React Native
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
GZDoom is a feature centric port for all Doom engine games
The New Windows Terminal
N64 Game-Engine and Editor using libdragon & tiny3d
UCI chess engine
Cromite a Bromite fork with ad blocking and privacy enhancements
Recreation of the classic Grand Theft Auto III game executable
Scripting platform, modding framework and VR support for RE Engine
Multi Theft Auto is a game engine
UZDoom is a feature centric port for all Doom engine games
Descent 3 by Outrage Entertainment
The fastest AI powered Aimbot