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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Small Menu Patch

Small Menu Patch

Portal-Life 2 Patch

Just a quick little patch to the old mod... (It's not dead!)

Portal Twitch Interaction

Portal Twitch Interaction

Portal Twitch Interaction Full Version

PortalTwitchInteraction is a game that allow your twitch viewer to choose what command will be execute during your run

portal 2005

portal 2005

Portal 2005 Full Version

the first release of the portal 2005 beta recreation mod

Portal Project Delta

Portal Project Delta

Full Version 4 comments

Here. Dont say i stealing. I just wanna upload a my first mod

Portal: Still Alive For PC Sources

Portal: Still Alive For PC Sources

Portal: Still Alive For PC SDK

The source files of the port. Not really amazing, but it may be interesting to somebody.

Portal: Still Alive For PC Release

Portal: Still Alive For PC Release

Portal: Still Alive For PC Full Version 5 comments

This is the whole mod. It includes the 14 challenge chambers as well as the original TFV Mappack.

Portal Prospekt

Portal Prospekt

Portal Prospekt Demo 13 comments

A Recreation of the 2005 Beta of Valve's Portal containing the Nova Prospekt Aesthetic by using leaked assets, maps, and prefabs. Added Features: Now...

Mod version

Mod version

Portal: Canonical Base of ℝxℝxℝ Full Version

This is the mod version, read the readme.txt for installation stuff.

Mappack version

Mappack version

Portal: Canonical Base of ℝxℝxℝ Full Version

Version of the game for a mappack usage. Read the description for detailed installation process.

Map Source Files

Map Source Files

Portal: Project Beta SDK

Map (vmf) files of the campaign from Portal: Project-Beta

imma releasin mah demo

imma releasin mah demo

Portal 2005 Corruptions Demo 1 comment

just a really bad corruption, im mean... aren't corruptions supposed to be bad?

Portal Sound Fix v1

Portal Sound Fix v1

Portal Fix Russian Localization Patch

This modification: 1. Corrects the shortcomings of the crack from Buki (missing effects, interrupt replicas, etc.); 2. Changes part of the sounds of the...

Hetzchase Nailway Patch for start-up problems

Hetzchase Nailway Patch for start-up problems

Hetzchase Nailway Patch

If you have just downloaded Hetzchase Nailway and have experienced a crash on startup you should download this. Once you have read the instructions file...

Portal Prospekt Demo Ver. 3 (Out Dated)

Portal Prospekt Demo Ver. 3 (Out Dated)

Portal Prospekt Demo 11 comments

A Recreation of the 2005 Beta of Valve's Portal containing the Nova Prospekt Aesthetic by using leaked assets, maps, and prefabs. Added Features: Correctly...

Portal Prospekt Demo Ver. 2 (Outdated)

Portal Prospekt Demo Ver. 2 (Outdated)

Portal Prospekt Demo 21 comments

A Recreation of the 2005 Beta of Valve's Portal containing the Nova Prospekt Aesthetic by using leaked assets, maps, and prefabs. Added Features: Added...

Portal Prospekt Demo (Outdated)

Portal Prospekt Demo (Outdated)

Portal Prospekt Demo 12 comments

Edit (3/27/17): Fixed gameinfo and crashing problem Chamber List: Relaxation Vault Test Chamber 04 Test chamber 05 Test Chamber 08 Test Chamber 09 Test...

Psychological Instability

Psychological Instability

Psychological Instability Full Version

Uploaded directly from the GameBanana page. Extract the contents of the RAR file into Steam\Steamapps\common\Portal\portal then open Portal and type 'map...

Portal Vocaloid Edition OST

Portal Vocaloid Edition OST

Portal: Vocaloid Edition Music

Unofficial OST, compiled from the mod's sound folder. Please Enjoy.

Portal: Vocaloid Edition(SteamPipe)

Portal: Vocaloid Edition(SteamPipe)

Portal: Vocaloid Edition Full Version

Portal: Vocaloid Edition, now patched for SteamPipe.

Portal Mod Alpha v02

Portal Mod Alpha v02

Portal: Aperture Offices Demo 2 comments

This is just a playable demo to see what people think of the level aesthetic

Portal Project Beta

Portal Project Beta

Portal: Project Beta Full Version 45 comments

A Source Mod for Valve's Video game, Portal that takes you back to a build from December 26th, 2006! Install by putting the project-beta folder inside...

Portal-Life 2: Full Version (v1.1)

Portal-Life 2: Full Version (v1.1)

Portal-Life 2 Full Version 18 comments

Here's the download! See the readme for instructions. Now updated to version 1.1!

iCrazyBlaze modpack v2.0

iCrazyBlaze modpack v2.0

iCrazyBlaze's Really Stupid Portal Modpack Full Version 8 comments

Just added some new mods. Make sure to check them out! Again, they can be found in "README_Mods.txt". Have fun! -iCrazyBlaze

Portal Elevators v1

Portal Elevators v1

Portal Elevators Full Version 1 comment

First version of Portal Elevators. Includes all files (all but testchmb_a_15 and escape_02 but modified) Please read the readme for installation details

iCrazyBlaze modpack v1.0

iCrazyBlaze modpack v1.0

iCrazyBlaze's Really Stupid Portal Modpack Full Version 4 comments

Here's the download! ==================== INSTRUCTIONS: To install, follow the same instructions as how to install Portal-Life 2. Basically, just extract...

EverySoundInPortalReplacedWithMyVoice

EverySoundInPortalReplacedWithMyVoice

Every sound in Portal replaced with my voice. Full Version 3 comments

This is it! The whole thing! Instructions are in the README file. I've tested it on Windows, but it probably doesn't work on any other OSs...

Portal-Life 2: Early access (Half-Life 2 maps!)

Portal-Life 2: Early access (Half-Life 2 maps!)

Portal-Life 2 Demo

Here's the download! See the readme for instructions

Portal Map Editor redownload

Portal Map Editor redownload

Full Version 1 comment

hello if anyone knows the Portal Map Maker well I still had it in a drive so I put it out here the creators who made this I just want to post it back...

Portal 2 SkinPack v1.5

Portal 2 SkinPack v1.5

Portal 2 SkinPack for Portal 1 v1.5 Full Version 23 comments

the full download for the skinpack :) I hope you like it :)

Portal 2006 alpha 28.1.4.5

Portal 2006 alpha 28.1.4.5

Portal 2006 alpha 28.1.4.5 Full Version 13 comments

My version of Portal Project Alpha. added old portal gun animations,and the real portal alpha portals, some bugfixes too. click ``new game'' to play the...

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Portal
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