Motanum's Standarlized Tests! All maps made in hammer and now take advantage of the workshop! Now with Cave Johnson's lines! Starts relatively easy and gets more complicated as it goes on! Don't forget to rate and enjoy! And leave comments

This is a collection of maps made by the Reddit community. If you want your map(s) added to the collection, just link to the map(s) you want added in the comment section and to your reddit profile. Please do not make requests of maps that are not made by r

Into the Opera is a work in progress map serie about 3 people getting stuck in the opera lead by the turrets. Started in the PTI editor and continued with enhancements made in Hammer. Current PTI maps are being converted and enhanced to and with Hammer. Th

Very difficult logic puzzles which require only thinking with portals. - no extra skills needed; - no fast timing needed; Estimated blindrun playtime is over 45 minutes per map, altough you can solve each of them within 5 to 7 minutes, if you know each ste

"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 an eclectic

Jump A Little Higher! A Little Higher is a small mappack containing 5 short, and simple puzzles using a new element, The Repulsion Cube. With this new element, players can control the Repulsion Gel at their will to solve puzzles.

Beyond Imagination - think outside of the box! What might look like a paradox at first, can be solved in another more complex way. - map series with estimated difficulty: hard - no ninja skills and no strafe jumps needed - no bugusing, no glitches, no hidd

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 comments

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:

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 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

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

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

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.

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

This map-series has been completely reworked on 29. June 2017 • 3 new maps have been added • 4 existing maps have been updated, reworked and improved • gameplay improvements and bugfixes (including engine related bugs) • I strongly recommend to replay the

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