STORE COMMUNITY ABOUT SUPPORT
big brain tests 1-3Collection by winggar
big brain tests one through three can get hard at times
Bleeding EdgeCollection by harenome
You're going to bleed.
PhobiaCollection by Dexter
A collection of maps based on fears: altitude, narrow places, and much more.
The somewhat simple but not too simple testsCollection by getynge
This is a compilation of a bunch of somewhat simple, but not too simple, tests. (It will expand as I make more tests)
TenebrousCollection by Krebsy
Krebsy does Science! A few test chambers to be getting on with, more to follow.
TurretlandCollection by Fleureni
GLaDOS throws you in test after deadly test filled with turrets. She thinks testing isn't worthwhile unless it is deadly. She created these deadly tests just for you. I add a new chamber every once in a while, so make sure to check for new ones!
RobsysGames Testing Facility - Lab RatCollection by RobsysGames
So, you managed to escape the Idiot's Quarters? Congratulations! You must have an IQ of at least 10. That's something to be proud of. We need to test your abilities further now. I hope you don't mind. Well, you don't really have a choice, do you? It's not
portal 2 co-op personal colectionCollection by wolf-Rayet
another collection of levels for me and my friends to try out, your welcom to suscribe as well msot if not all these designers deserve it
Test your skill to make it to the end before your friend can, Or die trying!Collection by Kill4Beer
This is my first 10 maps of the Race to the end series. Enjoy and have fun!
Floh's Insane!Collection by imbaSTEIN.
Levels für die ganze Familie!
The Primary Sewer SystemCollection by IcyCactiAttack
Something's been sending the gel to the sewer system, causing it to overflow. Stop the problem before Aperture Science is entirely submerged in gooey sewage!
Saturday 7 Number 8: And, We're BackCollection by tman507se
Hello, and welcome back at long last to the Saturday Seven. In case anyone was wondering, no I haven't stopped making maps, I've just had to slow down due finally getting a job, which obviously takes up a lot of time. This Saturday Seven includes a few sim
Squishy Little Map Pack 1Collection by Sickleberry Fapsauce
A little pack of maps.
XsylonCollection by Xsylon
Funny Testing Chambers by Xsylon
no wayCollection by borkbork
i want robots turrents all over the room
Machine Epsilon - Alpha protoypesCollection by charredUtensil
Some prototype levels for Machine Epsilon, an upcoming... thing from the creator of Gamma Energy. This is also a test to see how levels in a collection work in sequence, if at all. Valve was very nice to allow us to send stuff from Hammer into the worksho
The HX CollectionCollection by Hexit
All tests currently made by oneself which are of a decent calibre. Some are experiments in design, others in artistic merits, and the rest just fun. Everytime I get a new test chamber completed that is of a good quality and playable, it will be added here.
CrapDepotCollection by Oberst Klink
SkellotasticCollection by [Skelpolu/Munchface]²
This is a small collection combining some test-chambers I made. I'll add more and more Testchambers over time.
The Financial Reassurance InitiativeCollection by freeLANCER 960
Cave Johnson here to tell you that I know were in hard times, but if history has taught me anything it's that Black Mesa loves to steal things. What I'm getting at is that only way we can get out of bankruptcy is, to start over and hope Black Mesa doesn't
TESTCollection by duddles
Welcome to T.E.S.T, in these couple of chambers, you will find many simple or hard tests, we hope you enjoy these few tests, the enrichment centre wishes you the best of luck, you will also be acompained by the CEO of Aperture Science, Mister Cave Johnson.
Ball GamesCollection by JK (Denmark)
This is my "Ball Game"-maps.
Strange Swimming PoolCollection by Ænima
One Horse ShayCollection by Daedelus
Give me feedback!
Underground IdeasCollection by Vikent8
Looking for idea for your Portal 2 new-awesome-great-wonderful map? Well, Underground Ideas is perfect thing for you! Here you can learn some new things for Portal 2 Puzzlemaker. - requires BEEMOD
Faith and GooCollection by berber needs no mic
for new players
the GLaDOS challengeCollection by WoahDude
this collection is just somthing i made up for fun
This is a Jailbreak (Companion Cube Rescue)Collection by CmdrSlander
Your first and only love, the companion cube, has been locked inside Aperture's Sentient Testing Aid Dentention Center as a punishment for developing feelings for you. You must infiltrate the facility and break it/him/her out... or you both die.
Cube LogicCollection by Blockie
Description: Using 2 Cubes and logic, try and solve these puzzles. Each puzzle is solvable, so don't give up! Difficulty: Each puzzle varies in difficulty but, people with Portal experience shouldn't have any trouble at all.
Cube Hunter Test SeriesCollection by Awesome Weegee👌
A series of tests based on finding and gathering Weighted Storage Cubes as a key piece in solving each puzzle