A PDF parsing, modification and creation library.
Cross-platform 2D and 3D game engine
Extensible vector graphics editor with Latex text support.
action/combat flight sim
A piece of useless crap
sauerbraten with LuaJit2 scripting
Pear3DEngine is a modern and modular 3D development framework
A 3D rendering / entity engine
An open-source project to develop a plant generation tool.