A performant, flexible, and easy-to-use real-time 3D rendering engine
Universal graphics translator
Multimedia asset management and manipulator for Étoilé
A world editor for HGE game engine written in python and uses OpenGL.
3D game engine for C and C++
Pear3DEngine is a modern and modular 3D development framework
Alternativa3D Flash GPU accelerated 3D engine
thumb improved ( smarty image plugin )
Bruno's RAY Tracing Engine
imagetext is a smarty plugin for creating graphical cached text images