NYS Series

Collection by Nyskrte

A series of five difficult levels. If you are looking for instant gratification, leave now. Compliments and criticism are appreciated. Use Quicksave/Quickload with care. Average expected playthrough time: 3 to 6 hours. Average test completion success rate:

Stasis Map Pack

Collection by DR3y

Somewhere in the bowels of Aperture, lies houndreds of test subjects, waiting for their entire life to be awaken to do some science.

DooM (and other Games)

Collection by carl.kenner

High quality conversions of other games to Portal 2, with their original maps, graphics and sounds. My DooM and Wolfenstein levels, and Timoteeei's excellent Minecraft levels.

The Chickentests

Collection by ChickenMobile

Here is the chickentest collection for your enjoyment. Chickentest 3 is very fun. If you don't like the others, make sure you play that one!

Original Portal: Still Alive

Collection by Fat Ninja Walrus

The first Portal is still alive! This collection contains all twenty courses from the first Portal, remade for Portal 2. I started working on this project the very first day they released the PETI, my goal being to recreate the original courses to the best

Portal Remastered-Singleplayer

Collection by Simini W

Enigma Protocol

Collection by Night Melon

Set shortly after the events of the Cooperative Testing Initiative, a test subject wakes to GLaDOS' newest testing track. Make your way through 22 brand new test chambers in this map pack.

Curious Chamber

Collection by Nobi-Knobi

Hi everyone! I already uploaded this mappack on MyAperturelabs, but now where Steam has his own Workshop I will bring it to you! My first Portal 2 Map - 3 .bsp files of hard work are waiting to be played by every single of you! In Curious Chamber you'll ha

Aperture's TAG: The Paint Gun Testing Innitiative

Collection by Motanum

Expirience a re-imagination of Tag: The Power of Paint in the world of Aperture Science! This Map-Pack is NOT part of the DLC storyline and does NOT include Cave's lines. NEWS! Please vote for this in greenlight! We have come a long way since this was firs

Introduction to the Workshop

Collection by RedSilencer

A collection of well-designed, easy-to-medium puzzles. This collection serves as an entry point for players who are new to the workshop or for aspiring map makers who need some inspiration. These levels have been created over time and are made by recogniza

Collection of logical tests

Collection by УМА

Hi guys! I gathered my best test chambers in this collection, and i want to share it with you. This collection will be gradually updated by new interesting maps. I would be glad to see your rate and comments. I think there are will be no dissatisfied peopl

Decay

Collection by Banjaxe

Set after the events of Portal 2. New Aperture has been left to Decay. The chambers are broken, find your own way out.

UNREAL CHAMBERS

Collection by anna

https://i.imgur.com/AjRuUad.png https://i.imgur.com/1dsDqk9.png This map was made in the https://i.imgur.com/XWAmiUd.png Hammer world editor. Here's how it works. If you want to learn hammer, start here. https://i.imgur.com/2CnFnns.png YES. maybe. who know

Designed for Danger Campaign

Collection by Puddy

|| ABOUT || Designed for Danger (www.designedfordanger.com) is a Portal 2 Campaign that offers eight new levels and 1 to 2 hours of play time. In the campaign, you assume the role of Chell during an early part of Portal 2. This time however, things turn ou

Gelocity 1 vs 1

Collection by Radix

A collection of Portal 2 race maps. The tracks are covered with orange speed gel. Use your portal gun cleverly to trick your opponent and be the first to reach the finish line!

Minecraft in Portal 2

Collection by Timoteeei

These maps is my fancy of mixing two great games: Minecraft and Portal 2 Thanks to Geneosis and Dackie_Murphy for the inspiration :3 Check this maps "Minecraft : Crafting System" by Geneosis and "Portal Creeper (Minecraft)" by Duckie Murphy About Part 6

Aperture Employee of the Moment Award

Collection by Aperture Laboratories

The Perpetual Testing Initiative (PeTI) is live! Even though most of you will be getting your first sweet taste of test chamber construction today, a lucky few of you have already been beta testing for the last couple of months. An unfair head start? You b

12 Angry Tests

Collection by CaretCaret

I have now released a new level called 9 Lives, try it out! Part 1: Once Upon a Time… Part 2: Lasers Are a Girl’s Best Friend Part 3: Don’t Eat the Paint Part 4: A Bridge Too Far Part 5: You Put the Fun in Funnel Part 6: A House Divided Part 7: Revenge of

Prison Escape (RE-LOADED)

Collection by blinkpen

This is the completely re-made versions of the original flawed Prison Escape Collection I made before. This time, I've ironed out the wrinkles and added some detail to the design.

COSMOGONY - The Complete Collection

Collection by DR3y

Cosmogony is a 6 part map pack taking place during GLaDOS activation in the Enrichment Center. You are some of the few survivors of the neurotoxin disaster and with some help, you try to find a way out of Aperture. The map pack features custom content, a s

Killing Machine

Collection by conorati

Play as a human found at the end of the Co-op Campaign as Glados attempts to make you into a killing machine..... WARNING: This series contains many spoilers to the end of the Co-op Capaign, and the end of the first DLC, if you do not want these endings sp

Moonbase Luna-C

Collection by Catsy

Somewhere in the Multiverse, in another Aperture not too different from ours, an intern working on the Conversion Gel project had a stroke of inspiration: if moon rock is such a great portal conductor, why not open a portal on the Moon and get it ourselves

Above Aperture

Collection by La Petite Magicienne

Gelocity Time Trial

Collection by Radix

A collection of Portal 2 race maps. The tracks are covered with orange speed gel and your task is to reach the finish line in a limited time.

The 12 Days of Aperture

Collection by Ezekel

The FCR team proudly presents 'The 12 Days of Aperture'. Introduction: https://www.youtube.com/watch?v=wXdKiqJP5Dc Pomeran's Trailer: http://youtu.be/GCd9b68eRbg With Maps From: Pomeran - http://steamcommunity.com/profiles/76561198085942034/myworkshopfiles

DaMaGepy's maps

Collection by DaMaGepy

Medium-difficulty fun maps with special puzzle elements and custom graphic/music. I'm unemployed at the moment, this also means (luckily?) that I have all the time in the world to make maps, feel free to PayPal-DONATE any amount if you like them and want m

Wheatley's Reprisal The Collection

Collection by Skyferret

A collection of 6 Wheatley themed maps. These maps include test chambers, moving test chambers and BTS themes. Some include factory and underground. Bottomless pits and water for you to fall into. But try not too because that's what Wheatley would want. Me

13 Angry Test

Collection by Herbabotomusfilms

you need to complete 13 test chambers but they don't look happy come here to check for new test chambers

Into the Multiverse REUPLOAD

Collection by Misty Null

THIS IS NOT MINE. Since the mod was deleted, I have reuploaded it so people can still play it. If the original creator wants me to take this down, contact me immediately. ALL CREDIT GOES TO BLAPPATURE EXECUTIVE NO. 1

Dilapidation

Collection by LoneWolf2056

A 7 part series of maps in the destroyed/overgrown style, explore and puzzle in the ruins of the Aperture Laboratories as you try to escape. Puzzles will be of mostly Medium/Hard difficulty, no ninja moves required. It should take around 2-3 hours to compl