id Software выплеснула на безграничные ftp-просторы онлайнового сервиса Steam целую армаду проектов собственного производства. Пользователи системы могут приобрести: Commander Keen: Episodes 1-5, Wolfenstein 3D, Spear of Destiny, Return to Castle Wolfenstein, Ultimate DOOM, DOOM II, Master Levels for DOOM II, Final DOOM, DOOM 3, DOOM 3: Resurrection of Evil, QUAKE, QUAKE Mission Pack 1: Scourge of Armagon, QUAKE Mission Pack 2: Dissolution of Eternity, QUAKE II, QUAKE II Mission Pack: The Reckoning, QUAKE II Mission Pack: Ground Zero, QUAKE III Arena, QUAKE III: Team Arena, Heretic: Shadow of the Serpent Riders, HeXen, HeXen: Deathkings of the Dark Citadel, HeXen II, а также сборники - DOOM 3 Pack ( DOOM 3 +DOOM 3: Resurrection of Evil), QUAKE III Pack (QUAKE III: Arena + QUAKE III: Team Arena), Wolf Pack (Wolf 3D + Spear of Destiny + Return to Castle Wolfenstein), DOOM Pack Complete (all DOOM games), QUAKE Pack (all 8 QUAKE games), Heretic\HeXen Pack (Heretic: Shadow of the Serpent Riders + HeXen + HeXen: Deathkings + Dark Citadel + HeXen II) и id Super Pack (all id games)