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

"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.

There are lots of puzzles where you need to use cubes to redirect lasers. How about switching it around for a while and use lasers to redirect cubes instead? A custom gameplay mechanism called the "sendificator" does exactly that. In this series of maps, y

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.

All the parts from my map series "Portal Diversity", Hope you enjoy!

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.

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!

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

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

WARNING If you just like solving super duper hard puzzles chances are that you will not like this mappack, i'm warning now for prevent unnecessary posts =D. https://i.imgur.com/DfJs9E5.png Now, a little backstory: You are an unknown person that was integra

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

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