Portal: Cooperative
PuzzlePortal: Cooperative is a multiplayer Portal mod, the mod comes with a 2 player map set, 3 player map set, and a playground map. Colored Portals are also...
Play through the first Portal with a friend! Unlike other Portal Multiplayer Mods, this mod is focuses more on puzzles, rather than the basic shooting as seen in other Portal MP mods. Test custom maps and play a whole new campaign. But remember, be careful who you play with...
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Portal: Cooperative is a multiplayer Portal mod, the mod comes with a 2 player map set, 3 player map set, and a playground map. Colored Portals are also...
Portal: Unity is a mod for the Valve game "portal" with almost everything revamped. New story levels, New textures, redesigned portals, new protagonist...
Portal: Still Alive, but instead of it being a mod on your Steam library, it's a map pack you can find in Bonus Maps.
Portal: The Second Slice is a mod that aims to remake concepts from the lost “core hub” era/version of portal 2 in portal 1 and extending on them.
The story is rewritten in the fashion of a community project. Aperture features 19 test chambers and an escape sequence.
Portal: 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...
The 14 advanced chambers from the XBLA version of Portal, now playable on your PC!
do you find the original game too easy? do you have any mental ilnesses? do you hate yourself and your entire life? were you born in kharkov? if your...
Portal: De-RTX-d is a mod for Portal 1, that adds assets from Nvidia's RTX remix version of Portal RTX, but without actual RTX
Introducing Exercise Caution, a mod which explains the events after GLaDOS' destruction by the hands of Chell. In this mod, you play as Robert Knoll...
It 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...