Doom 3 Tutorials
From The DarkMod Wiki
There is a thread on Doom3World with a huge list of general Doom 3 Tutorials:
http://www.doom3world.org/phpbb2/viewtopic.php?t=3017
Here are some ARB Assembly Tutorials:
http://web.archive.org/web/20050829163030/http://www.planetdoom.com/d3cc/tut06.html
http://web.archive.org/web/20050404223900/http://www.planetdoom.com/d3cc/tut07.html