Portal: Still Alive - Map Pack version
PuzzlePortal: Still Alive, but instead of it being a mod on your Steam library, it's a map pack you can find in Bonus Maps.
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Portal: Still Alive For PC
PuzzleThe 14 advanced chambers from the XBLA version of Portal, now playable on your PC!
Portal text size changer
PuzzleThis creates and installs a portal configuration file that increases the size of the close captions and reduces the size of the credits text in Portal...
Portal: New Adventure
PuzzlePortal: New Adventure is a small mod for game Portal. It takes you to the Aperture Science Growing up center. Just few chambers in old style, don't expect...
Portal Pro
PuzzlePortal Pro is a set of test chambers focusing on solving puzzles locally rather than using complex fling techniques. The goal here is that the solutions...
Aperture : Déjà vu
PuzzleIt is a non-linear map which have many paths to take and reach the end. The point is, that you play a map one time and you are happy. Then you have a...
Portal: Ambition
PuzzlePortal: Ambition is a semi-story-driven campaign that offers hours of gameplay through puzzles and out-of-bounds tasks. A copied specimen of the one and...
Portal Floccinauci
PuzzleThis mod will have a custom story, 20 new test chambers (all sticking to Portal's original design), and new testing elements.
Quanta
PuzzleQuanta is a full conversion mod for Portal that re-imagines the game in a new universe, based heavily on the 2005 in-development style of the game. Play...
Rexaura
PuzzleRexaura is a mod for Portal based on high energy pellets and several new mechanics surrounding them.