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 Prospekt Demo Ver. 3
Portal

Portal Prospekt Demo Ver. 3

Portal Prospekt Demo 4 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Portal Prospekt Demo Ver. 2 (Outdated)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

Portal Prospekt Demo Ver. 2 (Outdated)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Portal Prospekt Demo (Outdated)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

Portal Prospekt Demo (Outdated)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
Portal

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

Portal Vocaloid Edition OST

Portal: Vocaloid Edition Music

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

Portal: Vocaloid Edition(SteamPipe)
Portal

Portal: Vocaloid Edition(SteamPipe)

Portal: Vocaloid Edition Full Version

Portal: Vocaloid Edition, now patched for SteamPipe.

Portal Mod Alpha v02
Portal

Portal Mod Alpha v02

Portal: Aperture Offices Demo

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

Portal Project Beta
Portal

Portal Project Beta

Portal: Project Beta Full Version 28 comments

A Source Mod for Valve's Video game, Portal. Install by putting the project-beta folder inside the /steamapps/sourcemods folder and restart Steam.

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

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
Portal

iCrazyBlaze modpack v2.0

iCrazyBlaze's Really Stupid Portal Modpack Full Version 7 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

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
Portal

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
Portal

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

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

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

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

Portal 2006 alpha 28.1.4.5

Portal 2006 alpha 28.1.4.5 Full Version 9 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...

1000 Years Windows 10 Mobile Store App
Portal 2

1000 Years Windows 10 Mobile Store App

Po'okela (formerly 1000 Years) Other

For Mobile: download and install the prerequisites, then download the package, tap the downloaded file and your App will be automatically installed on...

1000 Years Windows 10 Store App
Portal 2

1000 Years Windows 10 Store App

Po'okela (formerly 1000 Years) Other

Desktop: download the installable package, unzip it and execute the powershell script Add-AppDevPackage.ps1 and follow the instructions.

HL2
Portal

HL2

Half-Life 2 with ASHPD Full Version 1 comment

(Я плохо знаю английский поэтому пользуюсь Google переводчиком) Это не совсем обычный...

Battle for the Liberation of Kashyyyk
Portal

Battle for the Liberation of Kashyyyk

Map db Full Version 3 comments

This card is about how republiс commando fighting for the liberation of Kashyyyk. My skype: darkgries

Portal SDK Example: Half-Life 2 with Portalgun
Portal

Portal SDK Example: Half-Life 2 with Portalgun

Portal: Source SDK Edition Demo 4 comments

The most basic thing you can do with this SDK: Give HL2 the Portalgun! Press 5 on the keypad (KP_5 in code) to get and upgrade the Portalgun at any time.

Hazmat's Portal Map Pack v.1
Portal

Hazmat's Portal Map Pack v.1

Hazmat's Portal Map Pack Full Version 3 comments

The full release of the game, enjoy! Please report any bugs in the comments section!

CWTH patch ver. 3.0
Portal

CWTH patch ver. 3.0

CWTH Patch 2 comments

Instruction: Download and Install Chell's way to home ver.2.0 Download and Install CWTH_patch30.exe Do not install any files.

New Portal

New Portal

Full Version 15 comments

thats looks now better and have portal 2 elements. i hope you like the new textures.

Blue Portals 2014 Release
Portal

Blue Portals 2014 Release

Blue Portals Full Version 24 comments

The most up-to-date version of Blue Portals. Includes Extended Play, Conversion Cubed, and both entries for the PlanetPhillip mapping competition. Also...

Steampipe patch
Portal

Steampipe patch

Portal: New Adventure Patch

After download, put this updated GameInfo.txt into the mod folder and replace the old GameInfo.txt, mod should now work.

Portal Audio Mod V0.6

Portal Audio Mod V0.6

Audio

The Portal Audio Mod is a mod for Portal: Still Alive that changes the in-game music and dialogue.

Rexaura v1.3
Portal

Rexaura v1.3

Rexaura Full Version 4 comments

This is the full release of Rexaura. It features the full campaign, dialogue, music, and bonus chambers.

Portal: Audio Mod V0.5

Portal: Audio Mod V0.5

Demo

V0.5 - Added music, but it is still a bit "rough around the edges". Those "edges" will be smoothed in V0.6, which will be releasing soon.

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Portal
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