動作, 免費遊玩, 獨立製作 - 發行於: 2014 年 12 月 10 日

Rexaura is a modification for Valve's Portal containing a new 20-chamber campaign centered around high energy pellets and many new testing elements. It is recommended for players who are familiar with Portal but want an extra challenge.

動作, 運動 - 發行於: 2009 年 6 月 18 日

Smashball is a fast-paced, ultra violent first-person sports shooter. Two teams use super-human maneuvers, a real-physics grappling hook and high-powered weaponry to try to get a single ball into their opponent's goal.

動作, 獨立製作, 競速 - 發行於: 2008 年 10 月 3 日

D.I.P.R.I.P. is a Half-Life 2 multiplayer total conversion. Gameplay is based on vehicle combat in various post-war environments. Vehicles use multiple weapon mounts which are activated by finding weapons scattered around the battlegrounds.

動作, 獨立製作, 策略

Portal: Ambition is a semi-story-driven campaign that offers hours of gameplay through puzzles and out-of-bounds tasks. Work with a scientist from a different section of the facility, help retrieve important information and data.