Computers, Programming, Games, Libraries - Simple DirectMedia Layer. A cross-platform multimedia library designed to provide fast access to the graphics framebuffer and audio device.
Computers, Programming, Games, Libraries - libksd. A cross-platform game framework (written in C++) that would allow you write your game once and compile it for multiple operating systems and environments, including: Linux/X11, Linux/SVGAlib, MacOs, Windows, and BeOs.
Computers, Programming, Games, Libraries - The Grand Unified Toolkit (GUT). A cross-platform C++ API for the development of games and other forms of interactive media.
Computers, Programming, Games, 3D - Desgraff. Tutorials on OpenGL and 3D Studio Max, links to games programming resources, home site of the Decoy3d Engine.