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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Pink & Blue Vines Portals (Custom Mask mk2)

Pink & Blue Vines Portals (Custom Mask mk2)

Effects GFX

This is the Cyan & Magenta Portals Vines with a customised mask.

bts_custom_cubemap Recreation

bts_custom_cubemap Recreation

Singleplayer Map

A recreation of the bts_custom_cubemap skybox left unused in the files of Portal.

Portal Vines

Portal Vines

Effects GFX

The "Vines" Portals from Portal during its development. Credit to PelPix for these portals and the recent updated closed portal rift that is even more...

Pink & Blue Vines Portals (Custom Mask)

Pink & Blue Vines Portals (Custom Mask)

Effects GFX

Blue & Pink Vines Portals are the 2006 Beta version of the Portals made by valve. I have modified the normally orange Vines portal to be pink (Magenta...

Portal 1 VMFs

Portal 1 VMFs

Singleplayer Map

Every Portal 1 map in open-source form (VMF). Made using BSPSource.

Swirl Portals 2006

Swirl Portals 2006

Effects GFX 2 comments

The Swirl Portals from Portal during its development. These are from 2006.

Portal (but the voices are replaced with musical instruments)

Portal (but the voices are replaced with musical instruments)

Audio Pack

An addon that replaces for the meantime the voices of GLaDOS and it's cores, the turrets and the Party Bot with musical instruments.

Enrichment Center Offices: 3

Enrichment Center Offices: 3

Singleplayer Map

Another map themed around Portal 1's Aperture. Again, it's non-linear and doesn't have an ending, so feel free to explore around. The portal gun (Found...

(UNFINISHED) Portal Redubbed

(UNFINISHED) Portal Redubbed

Ambience Sounds

REMBER THIS ADDON IS UNFINISHED (,it will be finished soon) report any missing or misplaced audio. (Also thanks for putting this into the addon page mods...

Portal 2 "The Fall" into Portal 1

Portal 2 "The Fall" into Portal 1

Singleplayer Map 2 comments

Portal 2 "The Fall" put into Portal 1. Made in Hammer++

Background 02 Playable!

Background 02 Playable!

Singleplayer Map

A playable version of "background_02" for those who wanted it!

Portal 2 textures in Portal 1

Portal 2 textures in Portal 1

Textures 3 comments

Every material from Portal 2 made to work in Portal 1.

Portal "Escape" Beta

Portal "Escape" Beta

Singleplayer Map 2 comments

This is a Portal Mod that shows you what if headcrabs and antlions attacked aperture science and it was destroyed. You play as a scientist named "Mike...

Enrichment Center Offices: 2

Enrichment Center Offices: 2

Singleplayer Map 1 comment

Some more Behind the Scenes themed areas, because apparently, I'm addicted to Portal 1's Aperture. The portal gun (conveniently placed at the Lobby) is...

ZedTex 2x

ZedTex 2x

Textures

This is a gently AI upscaled texture pack for Portal 1. The goal with this pack is to help the game look less blurry without trampling on the original...

Turret Intro

Turret Intro

Singleplayer Map 1 comment

The Turret Intro map from Portal 2 ported to Portal.

Enrichment Center Offices

Enrichment Center Offices

Singleplayer Map

I really liked the vibe of Aperture's observation halls from the last part of Portal so I figured I should make a map around them. In contrast to my previous...

Portal 2005 Beta Gun (+ FIXED ANIMATIONS)

Portal 2005 Beta Gun (+ FIXED ANIMATIONS)

Weapons Model

This is an almost 100% restored version of the gravity gun styled portal gun from late 2005/early 2006 in Portal's development. This gun has been leaked...

Still Alive GLaDOS Voice Replacement

Still Alive GLaDOS Voice Replacement

Audio Pack

This replaces the GLaDOS voice in the GLaDOS voice map included in the Portal: Still Alive for PC mod. This is not intended for the base game but rather...

PortalZ: The 2020 Slice

PortalZ: The 2020 Slice

Singleplayer Map 1 comment

The 14 chambers from PortalZ polished and ready for release from summer 2020. More information and credits at portalz.zmyaro.com

Portal - SDK - Premade Facrications (Prefabs)

Portal - SDK - Premade Facrications (Prefabs)

Prefabs 1 comment

This pack contains premade fabrications (prefabs) created for the 2007 Source Engine game 'Portal', hopefully they will become useful for your future...

portal playground p2 v2

portal playground p2 v2

Singleplayer Map 6 comments

hello welcome to version 2 of portal 2 portal playground (wow that was alot of twos), this version has a cube spawner and turret spawner. oh yeah, and...

Portal Enhanced Shadows & Reflections

Portal Enhanced Shadows & Reflections

Singleplayer Map 8 comments

(Re)play Portal with a partial graphical overhaul that doesn't mess with the original aesthetic and keeps support for achievements

Portal: The Last Slice

Portal: The Last Slice

Skin Pack 8 comments

Get ready to experience one of the greatest games ever created, in a brand new remaster. Portal: The Last Slice is a complete overhaul of Valve's hit...

portal playground for portal 2

portal playground for portal 2

Singleplayer Map 14 comments

this mod is based off the portal playground maps from portal 1, but they are in portal 2

Portal 2 bright beta portals

Portal 2 bright beta portals

Textures 5 comments

Portal texture that were used in Portal 2 E3 beta traillers ported to Portal 1

Roll-lo Cores

Roll-lo Cores

Prop Model 4 comments

The cores, are now handle-less and have become moving balls.

Portal 2 Style Cores

Portal 2 Style Cores

Models Pack 9 comments

Changes the original Portal core model and skin to be something more akin to the Portal 2 core style. Click below to see more pics

Gold Scrap Portal gun V1

Gold Scrap Portal gun V1

Weapons Model 1 comment

this is me first portal 1 skin ! yee:)

Aperture Tag Gun

Aperture Tag Gun

Weapons Model 6 comments

Why hello there~ Yep, it's really me, hue hue~ This is the Aperture Tag gun in Portal.