简体中文 (Simplified Chinese)
繁體中文 (Traditional Chinese)
Help us translate Steam
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!
Top Rated All Time
Show items tagged with all of the selected terms:
Some items are not possible to include in the game. You can still find them if you select this box.
Show incompatible items
Showing 55-71 of 3,756 entries
Testing is the future - Map Pack
'Testing is the future' is a map pack where you explore a decayed Aperture Science and start testing as you go deeper into the facility. The pack includes three maps. Since the map pack has some story, I recommend you to play the maps in order. To i...
Maps for fun. That means they provide either no puzzles or just very easy ones.
Original Portal: Still Alive
[TB} 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 recreat the original courses to the best...
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 succe...
Without Portalgun Demo
This mappack was designed to prove to you that maps without portalgun can be interesting and even original. You should push buttons to open portals. And there are some original puzzles. There are easy and not so easy puzzles. So, get ready to think with p...
The "D S.E.R.I.E.S." is a collection of beginner to medium difficulty test chambers. "S.E.R.I.E.S" is the acronymm of : Short, Extendable and Rapturous Introduction to Experimental Self-improvement. If you want to relax in simple and fun maps, you'r...
A series of concept test chambers centered around the periodic table of elements. Each room themed, in title, description and design, on a chemical element. Don't forget your goggles and lab coat, and remember, safety first!
Three medium to very difficult co-op testing spheres focusing on fizzlers and how they are the bane of your robot existence. No strict timing or advanced/ninja techniques are required. This was made for the 2011 Thinking With Portals Summer Mapping Compe...
A Portal 2 Single player modification. This is Aperture from Portal 1, completely rebuilt from memory and with a my own spin on design and puzzles. I will be using the workshop for public testing, so feel free to add me for feedback, or just leave co...
Mari0 Portal (stabyourself.net/mari0) is a Mario game with Portal physics. I made these maps closest as possible to Mari0's Portal levels considering the Perpetual Testing Initiative limitations. This was the first collection to appear in Workshop, bu...
Lil' Gideon's Collective Collection
This collective collection collectively collects all of my (Lil' Gideon's) Portal 2 Perpetual Testing Initiative Test Chambers. Portal, bounce, speed, and fly through (CHAMBER AMOUNT HERE) exciting test chambers!
Aperture's TAG: The Paint Gun Testing Innitiative
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! It will be a mod now! http://www.moddb.com/mods/aperture-tag-the-paint...
Somewhere in the multiverse, two intertwined Aperture Science labs have invented a way to link universes together. With the 1.21-Gigawatt Aperture Science Multi-Dimensional Multi-Generator, the test subject now has the ability to solve tests that span acr...
Azorae's Grand Designs
"Curves and lines of Grand Designs Against the run of the mill Swimming against the stream... We break the surface tension With our wild kinetic dreams" -Rush, Grand Designs, 1985 Welcome to my collection of Portal 2 test chambers. Included is...
12 Angry Tests
The 12 Angry Tests by CaretCaret.
10 Reasons for Reassembly
Difficulty: Medium/Hard Theme: Destruction Estimated Playtime: ~3 hours Hello dear testsubjects! 10 cooperative testchambers signing in, I hope you you'll enjoy and as always try to give me any thought about the maps in return, it makes difference...
Australiumfish's Rollercoaster Collection
This is a collection of the multiple rollercoasters made by me, Australiumfish! So, if you're looking to see what can be possible in Portal 2 Rollercoasters, just press that lovely green subscribe button! Rollercoasters will be in order from my firs...
© Valve Corporation. All rights reserved. All trademarks are property of their respective owners in the US and other countries.
Some geospatial data on this website is provided by
Steam Subscriber Agreement