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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Problem In Time [Ep.1]

Problem In Time [Ep.1]

First Person Shooter

Portal 1 and Portal 2... Problem in time is a mod for portal. And of course, there is a big problem in time!

The Mysterious Corporation

The Mysterious Corporation

Adventure

Set inside a hidden scientific corporation, a strange piece of technology is hidden inside a maze-like underground facility. A person is sent in by the...

Chair and bricks...

Chair and bricks...

First Person Shooter

It is a mod about a Pink Chair, and about acrophobia.

TARDIS - Time and Relative Dimension in Space

TARDIS - Time and Relative Dimension in Space

Adventure

Just a small project using portals as a way of making a blue box bigger on the inside :). Extra Credits to: [-B-] - Space Skybox, Dr Who TARDIS roundels...

Portal Black Mesa's Side

Portal Black Mesa's Side

Puzzle

When i first got source SDK and I was testing it,I decided to mod portal as a test.Then I started thinking about making this mod.Now the mod is out.

Portal: Otter Research Facility

Portal: Otter Research Facility

First Person Shooter

Hello, and welcome to Otter Research Facility! You are currently at: Area 6 Testing Chambers. Please quickly make your way to....3rd Testing District...

Portal: Reverb

Portal: Reverb

First Person Shooter

Portal: Reverb. In Portal: Reverb, you play as the first Test Subject in the ASHPD Testing Sequence after GLaDOS' little accident with the Enrichment...

Portal: Aperture Branch

Portal: Aperture Branch

Puzzle

Of course, we know, what happened to the Aperture Science. But this story is about one of Aperture Science branches.

The Escapist

The Escapist

Adventure

You are Alfred(Phrédo)Robrtson, an elictrical engineer who helped to construct the Aperture power-grid as well as wire GLaDOS into it. Kept on-site in...

Aperture Science

Aperture Science

Adventure

Dr.Rush is a scientist working in Aperture Laboratories. In 5 days he must complete the portal project, sadly it has had two previous failures, with his...

Portal: The Flash Version Mod

Portal: The Flash Version Mod

First Person Shooter

Play Portal:TFV in First Person. I did NOT create much of this, this is mostly just the PortalTFV Mappack from wecreatestuff.com, i only did the "mod...

Portal Prelude German Dub

Portal Prelude German Dub

Virtual Life

Erster German Dub für Portal Prelude (Alpha Version) Features: GlaDOS spricht nun deutsch, Rechtschreibfehler bei den deutschen Untertiteln behoben.

Portal: Inside

Portal: Inside

Puzzle

This mod covers the story spanning between the various 100 years between Portal and Portal 2.

Portal Taste The Cake

Portal Taste The Cake

First Person Shooter

Taste The Cake is going to take the Aperture Science Enrichment Center to a whole different level of experiments.

Portal: New Beginnings

Portal: New Beginnings

Puzzle

The brand new mod, including new story, characters, etc...

Portal Cake

Portal Cake

Puzzle

This is a Portal mod create in po_edit_4c. I hope you will enjoy this mod. This mod will be finished soon.

Portal-Life

Portal-Life

First Person Shooter

--PAUSED DEVELOPMENT-- Sorry, I'm just not enjoying mapping this anymore. I'm going to continue a Amnesia: The Dark Descent Custom Story I've been working...

Mortal

Mortal

Puzzle

This is a Portal mode create in po_edit_4c. I hope you will enjoy this mod. This mod will be finished soon. Rate this mode please ( of course when it...

Portal: on the edge

Portal: on the edge

First Person Shooter

Portal on the edge is a portal 2 like mod with at least 10 (maby more I haven't decided) test chambers.

Portal: Infinitum

Portal: Infinitum

Puzzle

Portal: Infinitum is a Third-Party Mod for VALVe's Portal. It takes place in a remote branch of Aperture Science that has long since been abandoned, yet...

Portal Cube Replacements

Portal Cube Replacements

Puzzle

I made replacement textures for Aperture Science Weighted Storage Cube and Companion Cube. It has three skins included, two are replacements. Don't forget...

Portal: Subject 1337

Portal: Subject 1337

Puzzle

Wake up, test subject... Hmm... subject 1337. It's time to begin the test!

SCW Portal Physics.

SCW Portal Physics.

Platformer

SCW Portal Physics; A simple test chamber just to test falling panels.

Escaped Portal

Escaped Portal

First Person Shooter

This mod is in development. Weapons and enemies will be put in without recompiling the dll. The team is already got a mapper, props/rag doll modeler...

Portal: Desolation

Portal: Desolation

First Person Shooter

Portal: Desolation is a total conversion mod for the game Portal. The textures for Portal 2 are not mine, but I will recreate them if the original creator...

Portal: New Beginnings

Portal: New Beginnings

First Person Shooter

The mod is developed by Adam Jicha (Desing, Maps) and Marek Prchal (sounds, graphics)

Nihongo

Nihongo

First Person Shooter

You start in your house as a child. You notice your mother is missing and your father is dead. You panic by running out of the house, only to find the...

Portal: Military Androids

Portal: Military Androids

First Person Shooter

The story behind the military androids mentioned in chamber 16 of the original Portal

Portal: Still Alive

Portal: Still Alive

First Person Shooter

This mod will include all of the levels from Portal: Still Alive as well as all the new models/textures Still Alive included.

Portal Stories

Portal Stories

First Person Shooter

Portal Stories is set in the “Aperture Science Experimental Computer Aided Testing Facility” (ASECATF); Aperture Science’s 24th testing facility...