Several introductory OpenGL and Diretc3D samples, with many written in both for comparison. More advanced samples emphasis vertex and pixel shader development using nVIDIA's new Cg language. http://www.codesampler.com/
In-depth computer graphics programming articles and examples. Reviews of graphics/programming and other books. Links. http://freespace.virgin.net/hugo.elias/
A group of computer-enthusiasts oriented to audiovisual production using low level and realtime techniques such as OpenGL or 3dfx mainly with Macintosh, Windows, Linux and BeOS. http://www.spontz.org/