Downloads - Project-Beta team

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French Patch !

Nov 9 2023 Portal: Project Beta Language Pack

Portal: Project Beta translated into French thanks to the voice modifier artificial intelligence to use the voice of GLaDOS in the game files. (It's a...

french patch ! language pack

Portal Project Beta (Original Early Feb 2009 Demo) SteamPipe Fix

Jun 25 2020 Portal: Project Beta Patch

Here is the SteamPipe Fix for the 2009 Demo of Project-Beta.

portal project beta (original early feb 2009 demo) steampipe fix patch

Portal Project Beta (Original Early Feb 2009 Demo)

Jun 25 2020 Portal: Project Beta Demo

Hi! Here is the demo version of Project Beta. Enjoy :) Please download the SteamPipe Fix before playing the mod.

portal project beta (original early feb 2009 demo) demo

Portal Project Beta (Original Late Dec 2010 Version)

Jun 18 2020 Portal: Project Beta Full Version

Here is the original 2010 version of this mod. I hope you'll like it.

portal project beta (original late dec 2010 version) full version

Portal Beta (Original Late Sept 2016 Version)

Feb 8 2020 Portal: Project Beta Full Version 4 comments

For all of you who are having issues with the newer version of the beta, this is the original late Sept 2016 version. Dev & x06 maps included

portal beta (original late sept 2016 version) full version

Map Source Files

Jul 11 2017 Portal: Project Beta SDK 3 comments

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

map source files sdk

Portal Project Beta

Jul 11 2017 Portal: Project Beta Full Version 58 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 project beta full version

Portal: Project-Alpha

Nov 3 2013 Full Version 43 comments

Portal: Project-Alpha is back with the Steampipe fix, and new maps! Play some of the original portal with a alpha style. Portal: Project-Alpha now includes...

portal: project-alpha full version

Still Alive Beta

Mar 2 2010 Portal: Still Alive Demo 11 comments

This is a beta. Chambers 8 and 3 are not included and there are still MANY glitches. Blockfield texture is a placeholder and will change in a later release...

still alive beta demo

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