Using Valve assets from the video game Portal made in 2006 and maps/storyline from 2006, The Project-Beta team present a modification to Portal that allows players to play Portal 1 as it was in Late 2006, using a developer build from Valve to piece together the storyline, present Portal: Project-Beta.

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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.

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BWestTheFox
BWestTheFox

when will the 2005 builds be released?

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ScotisHedgehog77
ScotisHedgehog77

It's a cancelled project B-West.

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MaxFire548
MaxFire548

Wait, the 2005 version is cancelled? That's a shame, it's probably the most interesting version of the Portal beta.

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kekmasterboi
kekmasterboi

Youtu.be Guide to install

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TobyDog1997
TobyDog1997

No matter what I do, I cannot make this mod work on my PC. Does anyone at all have any advice? It's not absolutely crucial that I get it working, but it would be nice.

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kekmasterboi
kekmasterboi

What's your error message? Did you install Source SDK 2013 Singleplayer?
It's located in the tools (94) section in steam. You also need to Source SDK's brach to -upcomming

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KennyDerpface
KennyDerpface

that doesnt work

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Puzzle
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Sci-Fi
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Single Player
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