Desktop/Android/HTML5/iOS Java game development framework
Open source HTML5 game framework that offers WebGL and Canvas
One framework for creating powerful cross-platform games
Gideros Release version
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Game engine supporting many 3D/2D formats and graphic effects
Open-source, cross-platform, C++ game engine for creating 2D/3D games
evolution for vegastrike SpaceSim/Combat/Trade game
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Educational framework for OpenGLES, OpenCL and OpenAL
Game development toolkit
A cross-platform OpenGL based lightweight scenegraph library
Make games with Lego-like building blocks