Federation Commander

http://www.classicbattletech.com/

http://www.white-wolf.com/

http://stgu.com/startrekgames/index.php/Main_Page

http://www.trek-rpg.net/

http://www.startrek.com/

www.trekmovie.com

http://decipher.fanhq.com/

http://www.startrek.com/startrek/view/index.html

http://www.simonsays.com/content/index.cfm?sid=44

http://www.westendgames.com/

http://www.scifi.com/

Not a surprise, but the Decipher link is dead...

If anyone's still interested in the defunct Star Trek game from that company, www.trek-rpg.net is probably the best place to go.

As is the westendgames link.