A simple and easy-to-use library to enjoy videogames programming
Desktop/Android/HTML5/iOS Java game development framework
One framework for creating powerful cross-platform games
Orx: Portable Game Engine
Examples of procedural geometry for Unity3D C#
3D .NET engine for Windows, Linux, Mac
cross-platform 2d game engine
Cross-platform 2D game engine
A powerful cross-platform and open-source 3-D rendering engine.