Cocos simplifies game creation and distribution with Cocos Creator
Voxel game-creation platform with easy modding and game creation
Multi Theft Auto is a game engine
A multi core friendly rigid body physics and collision detection lib
3D Game engine with editor
Solar2D Game Engine main repository (ex Corona SDK)
Multi-platform 2D and 3D game engine
Modified source engine (2017) developed by valve and leaked in 2020
Mini game engine for games104
2D Game Engine with Lua Scripting made on top of SFML
3D Game engine
A truly extensible cross-platform game engine
The Lambda-Engine is a cross platform game engine.