THIS IS NOT MINE. Since the mod was deleted, I have reuploaded it so people can still play it. If the original creator wants me to take this down, contact me immediately. ALL CREDIT GOES TO BLAPPATURE EXECUTIVE NO. 1

Medium-difficulty fun maps with special puzzle elements and custom graphic/music. I'm unemployed at the moment, this also means (luckily?) that I have all the time in the world to make maps, feel free to PayPal-DONATE any amount if you like them and want m

https://i.imgur.com/AjRuUad.png https://i.imgur.com/1dsDqk9.png This map was made in the https://i.imgur.com/XWAmiUd.png Hammer world editor. Here's how it works. If you want to learn hammer, start here. https://i.imgur.com/2CnFnns.png YES. maybe. who know

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

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

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

you need to complete 13 test chambers but they don't look happy come here to check for new test chambers

These maps is my fancy of mixing two great games: Minecraft and Portal 2 Thanks to Geneosis and Dackie_Murphy for the inspiration :3 Check this maps "Minecraft : Crafting System" by Geneosis and "Portal Creeper (Minecraft)" by Duckie Murphy About Part 6

Play as a human found at the end of the Co-op Campaign as Glados attempts to make you into a killing machine..... WARNING: This series contains many spoilers to the end of the Co-op Capaign, and the end of the first DLC, if you do not want these endings sp

The Perpetual Testing Initiative (PeTI) is live! Even though most of you will be getting your first sweet taste of test chamber construction today, a lucky few of you have already been beta testing for the last couple of months. An unfair head start? You b

I have now released a new level called 9 Lives, try it out! Part 1: Once Upon a Time… Part 2: Lasers Are a Girl’s Best Friend Part 3: Don’t Eat the Paint Part 4: A Bridge Too Far Part 5: You Put the Fun in Funnel Part 6: A House Divided Part 7: Revenge of

|| ABOUT || Designed for Danger (www.designedfordanger.com) is a Portal 2 Campaign that offers eight new levels and 1 to 2 hours of play time. In the campaign, you assume the role of Chell during an early part of Portal 2. This time however, things turn ou

I hope you will enjoy this collection and you will feel the power of friendship. Don't forget "Love and tolerate" ! :3

Thank you all for playing, I wish you all the best.

This is the completely re-made versions of the original flawed Prison Escape Collection I made before. This time, I've ironed out the wrinkles and added some detail to the design.

Somewhere in the Multiverse, in another Aperture not too different from ours, an intern working on the Conversion Gel project had a stroke of inspiration: if moon rock is such a great portal conductor, why not open a portal on the Moon and get it ourselves

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.