computer linux gamedevelopment qwerkop
Nehe
Definitely the best resource for OpenGL interested one.
Gametutorials
Very good tutorial side covering C, C++, DirectX, OpenGL, Win32.
Gamehippo
Thousands of freeware games for download.
Gameface
German magazine for culture in game development.
Birgit Richard
Representation of female aspects in game development, and some style analysis.
Codeworx
German resource about several game development related topics.
GDSE
Search engine for game development.
USF
Entertainment software forum germany.
DevIL
A open source crossplattform image library
Zavatar
a huge plattform with infos about games which ever appeared
Codesampler
infos about openGL and DirectX (comparable with gametutorials)