Portal is a first-person puzzle game. Players must solve physical challenges by opening portals to maneuver objects, and themselves, through the enigmatic Aperture Science Laboratories.
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Portal: Prelude
595 PuzzlePortal: Prelude, as its name implies, is an unofficial prequel to the game Portal. Its story revolves around the pre-GlaDOS epoch way before she was plugged...
Blue Portals
69 PuzzleBlue Portals is a unique Portal mod that has players traverse through new test chambers using only the single portal device and many new test elements.
Portal Pro
1193 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...
Portal: Unity
3414 PuzzlePortal: Unity is a mod for the Valve game "portal" with almost everything revamped. New story levels, New textures, redesigned portals, new protagonist...
Factum Solus
3627 First Person ShooterThe episodic long awaited story-driven Portal mod is finally released. Go on a exciting adventure together with a interactive NPC to explore a different...
Gamma Energy
5617 PuzzleGamma Energy visits the Aperture Science East facility, built after GLaDOS gained sentience. The goal was to create a facility where GLaDOS' research...
Cloned Cube
8623 CinematicCloned Cube is a Portal mod. It takes place after GLaDOS' fall in Portal. You assume the role of Chell's secret clone. You have to escape or else you...
Rexaura
10905 PuzzleRexaura is a mod for Portal based on high energy pellets and several new mechanics surrounding them.
Aperture : Déjà vu
2068 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: Still Alive For PC
853 PuzzleThe 14 advanced chambers from the XBLA version of Portal, now playable on your PC!
CWTH
480 First Person ShooterWhat you would do, if everything seems to be over and you are still alive? We are pretty sure you'd like to come home. The story takes place in Half-Life...
Memories Only Chapter 1-2
3717 PuzzlePortal Memories NOW IN PORTAL 2! new better edition! CHECK IT OUT HERE!---> moddb.com/mods/portal-2-memories The idea behind this is to make an episodic...
Portal 2 Mappack (it's for portal 1)
4489 PuzzlePortal 2 Mappack is just a mappack for the original game Portal. This will just have 4 different chambers, it's not a huge mappack. This is just for fun...
Chell's Legend
3009 PuzzleChell's Legend is a portal mod with an exciting new take on the half-life 2 universe. Combining new mechanics and elements to tell a unique story.
Portal: Epic Edition
1601 First Person Shooterare you ready of r the hardest portal 1 experience ever knwo? prepeare yourself.... Portal Epic Edition is here...
Half-Life 2 Portal
5889 First Person ShooterThis is a Portal mod but you need HALF-LIFE 2 AND PORTAL i will not be posting the maps or gcfs. I need help if any one can sorry about the header i suck...
Portal: Vocaloid Edition
9660 First Person ShooterWhat happens when you install GlaDOS into the Vocaloid Hatesune Miku? The worlds greatest virtual diva becomes the worlds greatest virtual antagonist...
Outside Influence - Volume One
2509 CinematicDiscover Aperture Science anew with original puzzles, elements and environments in a fully voiced story.
Deep Chambers - Episode One
3811 PuzzleThis mod takes you to the Creative Futures Testing Area and in our new chambers you will test your skills with flinging or your logic thinking. Our mod...
Portal: Project Beta Revived
1605 Futuristic SimHave you ever wanted to roam around in the Half-Life style 2005 Beta of Portal, or maybe fight the Beta GLaDOS in the 2006 Beta? Well, look no further...
Portal-Life 2
2630 First Person ShooterPortal-Life 2 gives the player access to the Portal Gun in Half-Life 2!
Mount Aperture
1410 First Person ShooterFrom the Journal of Test Subject #232: 31.21 N, 28.71 W. 2043 AD. It's hard to believe that just fifty years ago people were worried about the water levels...
Coretex Cluster
3167 PuzzleThe Evil Core has taken over GLaDOS and plans to use her weapons to destroy the world! As the last person alive in Aperture, it is your duty to stop him...
Portal: Prospekt
806 PuzzlePortal Beta recreation in the Nova Prospekt aesthetic of the early/mid 2005 beta.
Portal: Google Translate Edition
577 PuzzleImagine waking up in an iconoclastic scientific institution where everyone and everything can not speak proper English - again. Brought to you by the...
Underground Story
824 PuzzlePortal | Underground story This Portal story is based on the MTN Portal Story | Part One! This mappack includes around 75 levels. in this mappack have...
The Projex
381 First Person ShooterProjex is a Valve's Portal Mod which is a personal creation that tributes the fabulous game of Portal. This is more of a skin rather than a real-game...
Portal: Still Alive
7865 First Person ShooterThis mod will include all of the levels from Portal: Still Alive as well as all the new models/textures Still Alive included.
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