Thanks lisa was about to post that until I got to yours.
Blast it luuckyy I keep trying to squash that bug on my screen. :mrgreen:
Not trying to plug here but tremulous is an example using the Quake3 engine.
Ah finally found this page. Should have opened my eyes.
http://www.idsoftware.com/business/idtech3/
has GPL details so you can't make $$$ with it unless you win the cool $1Meg contest.