Desktop/Android/HTML5/iOS Java game development framework
One framework for creating powerful cross-platform games
An iOS & tvOS Frontend for Multiple Emulators
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
3D Engine c++
3D modeler, 3D game maker, 3D demo maker
GLScene Engine for Delphi & C++Builder VCL Windows 32/64
GemRB is a portable open-source implementation of the Infinity Engine
Cross-platform 2D and 3D game engine
Character animation system for games and simulations.
Children's learning programming language Karel the Robot in 3D
Cute 3D animated piglet who lives inside your phone
A VR puzzle game for Cardboard using Unity
RelaxChess, chess game that makes no search futher needed for a wow
3D .NET engine for Windows, Linux, Mac
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
PixelLight is a cross-platform application framework
A cross-platform OpenGL based lightweight scenegraph library
A powerful cross-platform and open-source 3-D rendering engine.