Open source library for N64 development
Asphyre is a cross-platform framework for Delphi and FreePascal.
Perl bindings to the Modern OpenGL API
3D .NET engine for Windows, Linux, Mac
A game engine written in the D programming language
TurboSphere is an easy to learn and powerful JS based game engine.
3D game engine for C and C++
Pear3DEngine is a modern and modular 3D development framework
Multi-Language Wrapper Collection for the Irrlicht Engine
Isometric engine for 2D rendering with XNA and SDL