This collection, known officially as Portal: After Hours Episode 1, is a half-length single player campaign for Portal 2 released on the workshop in the summer of 2018. Tracklist: https://www.youtube.com/playlist?list=PLwd7F1c1y1c8BSvzw2RVV6KZnaNyvLFEe If

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

Aperture lab in 2077 with hyper technologies. Overall Easy difficulty maps which are designed for beginners. The series has been remade and improved since 2023 - Logic thinking and a mass of teamwork is required - No extra(ninja) skills needed - No fast ti

A 6 part series in Industrial/ Underground/ Reconstruct themes. Each map involves repulsion gel. There is also tractor beams, fizzler fields, light bridges and some portal flinging.

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 po

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

A remake of my classic series Escape From Aperture, made to look moreso proper than it did before. You are a test subject named Mark Bendest, and you must Escape from Aperture! I spent a long time remaking the Escape from Aperture series as my last Portal

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

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

Made in Hammer. Custom files added with VIDE. Story: You are released from your stasis pod by GLaDOS, but you sense something is wrong. You navigate the test chambers, but you hear a set of explosions. Just as you solve the last test chamber, the last expl

'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 install

I will make here a list of the demo/showcase maps I made and I found. This collection will only contain maps showing mechanisms useful for map creators and usually hidden to the player. Feel free to use them in your own maps! Guide : http://steamcommunity.

A ongoing collection of L4D inspired puzzle chambers. Anyone who has played Left4Dead or Left4Dead2 will tell you that they often have to carry their team. It is no different in here. Work with your teammates in your struggle to make it to the safehouse. A

This is the official collection for the Quantum Entanglement series of maps for Portal 2. There are only two available right now, but there will be more maps added as they get constructed.

A 3 part series consisting of mostly BTS theme. You start in an abandoned industrial area and continue to work your way up to a more clean style BTS. The series is a continuing ascent through BTS areas including bounce gel, lasers and light bridges. Some u

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

All 80 maps of the Sunbury Chambers series. The Series includes COOP and Single-Player maps as requested by multiple players. All maps having PeTI in the brackets had been created with the Ingame Editor. All maps missing the PeTI statement had been created