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Community maps. For science.
Welcome to Aperture Laboratories, home of the Perpetual Testing Initiative. Easily create, share and play test chambers authored by and for the Portal 2 community. Do your part! Contribute to Science!
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Showing 2791-2820 of 4,028 entries
This collection includes all my test chambers created with the help of the Lab Rat program, which can be found here: http://www.kyleschouviller.com/labrat/ I recommend using this program if you need a first aid when creating chambers, as it creates ...
Il Progetto Umbrella Laboratories fà parte di una collezione di livelli che raggryppa tutte i test Umbrella!
This collection is all about tricky laser puzzles - I will add more maps as i make them Enjoy! Rate&Comment Thanks for playing
Aperture Science SP Facility
This is my first collection of maps made by me. Hope you enjoy them.
The Cognitive Gauntlet
Tiny Mexican Bar Fighter
I proudly present to you a series of tests which I call: "The Cognitive Gauntlet". Some of these tests were designed to be an extreme challenge, while others were designed for fun, or even for a slight challenge. A helpful hint I can give you in these tes...
The Juggler Chambers
You have to use collisions and skill to complete these maps #F4F
My varied exploits with the Portal 2 level editor
Australiumfish's Timing Tests.
A collection of my Time-based challenges for people who want a challenge that dont require excessive amounts of logic. Faith Plates, Lasers, Light Bridges, Excursion Funnels (sort of), anything that can have a time challenge made of it, has been done h...
Flight Of Fancy
I introduce my works of Portal 2 chambers. This works i done because of most boring maps in workshop. I hope you enjoy it. Please feel free to Subscribe and i bring to this collection more interesting chambers. Thanks to Valve for this tool that i can rea...
Gel 'n' Laser
Gel and laser. That's all I can say. It's not very hard test but you can play it just to kill time. Have fun!
[Coop] Work Together Collection
Work Together Collection by Nexus A collection for coop with Cave Johnson!! Old Style MOD + HMW MOD Reflection Gel used. Enjoy :) Part 1 - http://steamcommunity.com/sharedfiles/filedetails/?id=102304913 Part 2 Coming Part 3 Coming Par...
1396 pt 2
1396 pt 2 collection - Portal 2 co-op
Something's askew... you can't quite put your finger on it, but every chamber seems to be not quite right. This is a 5 map pack (eventually), that will get updates pretty regularly. All feedback is appreciated, and the maps are currently playable, but ...
Hello and welcome to my first collection of cooperative test. PCTI is a challenge for your mind and the difficulty is medium, so you can practise and, very important, have fun!!!
New maps will be done soon
Magelanex1's CO-OP Chambers!
Here is my well presnted (actually you juge that!) co-op chambers! Grab your friend and play!
These are my portal 2 tset chambers yes you may think they are impossible but they aren't u just need tons of focus and a big brain hope you like my portal 2 chambers.
The Lambda Cooperative
#34, Witch of Certainty
The Lambda Cooperative is a collection of testing chambers designed for two players by the Lady Lambdadelta herself, creator of such singleplayer chambers as "The Lambda Chambers", "Lambda v2.0" and "Squarefall".
Карты для совместного прохождения.
Co-Op Challenges (1-5)
Noctis Lucis Caelum
It will take a long time. Have fun on these Co-Op Challenges that I worked very hard on.
The Testing Pack
The Testing Pack consists of chambers made by Melting Terminal - both Singleplayer and Co-Op. In it are chambers all in the same series, which doesn't really matter which order you play them in.
Co-Op Sauce: Maps for Two to Puzzle and Intrigue
Tired of drab Portal maps? This collection will SAUCE it up, puzzling and intriguing your mind. From Fun with Lasers to Oh Hell No, This Map is Impossible, it is sure to delight.
Jack be Nimble Chambers
This is my Jack be Nimble chamber series enjoy!
A series of tests that get harder as the creator seems to go mad. (COOP)
IT' S FUN: [COOP] (W39) 1-5
Alle level sind von mich selber erstellt worden! Viel Spass!!!
Soul-Eating Machine Of Doom
Soul-Eating Machine Of Doom, is a mappack in which your soul gets eaten by a machine which sends you to the doom dimension. You have to find your way out of the complex, completing a number of test chambers and stuff. PLEASE NOTE THE GAME ISN'T ...
Portal 2 Co-op
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