Some useful links
http://fly.cc.fer.hr/~unreal/theredbook - the Open GL Red Book
http://nehe.gamedev.net/ - great Open GL tutorials
http://www.realtimerendering.com - Real-Time Rendering (by Tomas Akenine-Möller and Eric Haines) book about real time rendering
Principles of Digital Image Synthesis - great book by Andrew Glassner, the authors homepage: http://www.glassner.com
Data Compression: The Complete Reference by David Salomon - Auxiliary Material online - http://www.ecs.csun.edu/~dsalomon/DC2advertis/DComp2Ad.html
http://astronomy.swin.edu.au/~pbourkev - great site, with a huge number of useful things
http://citeseer.ist.psu.edu/cis - digital library of scientific papers
Curves and Surfaces for CAGD - book by Gerald Farin, more info in site: http://eros.cagd.eas.asu.edu/~farin/cagdbook/cagdbook.html
http://dip.sccg.sk - image processing e-learnbook by Gabor Blazsovits - in Slovak language
http://www.netgraphics.sk/ - computer graphics basics e-learnbook by Juraj Stugel - in Slovak language
http://www.iit.bme.hu/~szirmay/book.html - Theory of Three Dimensional Computer Graphics - online aviable book edited by Szirmay-Kalos László
http://www.geom.uiuc.edu/software/cglist/welcome.html - Directory of Computational Geometry Softwares webpage by Nina Amenta
http://graphics.cs.ucdavis.edu/education - online computer graphics tutorials, author Ken Joy
Moderní pocítacová grafika by Jiri Zara - a book about computer graphics basics, more info in site http://cs.felk.cvut.cz/webis/en/people_/zara.html#publikace
Please report me the broken links and bugs.