There were also several early (and early-ish) games, including the word's first MMO Habitat, plus Afterlife, Ballblazer, Loom, Zombies Ate My Neighbors, and Maniac Mansion available to play, plus the Star Wars games Episode 1: Racer, Rebel Assault, X-Wing, and TIE Fighter. There is an hour long video of proceedings here on Gamespot and embedded below for your convenience.
Or if you prefer your information delivered in old-school text form, you can read the summary articles on Gamasutra, Polygon, The Escapist, and Joystiq.
Source: GDC