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Igor's Chambers COOPCollection by Igor
12 singleplayer testCollection by G_man
Cubes Mashup CollectionCollection by hussarB
Collection of several Portal 2 puzzles. Pick one from several puzzles and have fun! Levels are medium-hard to solve
favouritesCollection by tim
portal :)Collection by МАТВЕЙ ВОСКОБОЙН
To My ChallangeCollection by TheGianpiero106™
This have 3 Maps. -To Easy Challange -To Normal Challange -To Hard Challande Have Fun.
CollectionCollection by talkeeper
Portal 2 Tag FilesCollection by ridered777
Portal 2Collection by rqstadman
i don't care about the description
ProgressionCollection by albert6018
This is a progression of maps. Each level gets increasingly difficult as the levels increase. Level 1 is consdiered an "Easy" level.
Abstergo Course 1Collection by Alwinn
Nine chambers to solve. Let me know what you think. These are my first chambers
Long MapsCollection by Kepler
A collection of my own maps that are long. Usually they are not too hard, but they require steady focus and will keep you that way for a good long while...
Einfach aber schön!Collection by Auftragskiller
Locker gelöst, fast zu einfach.
The OmnitestsCollection by Ungentlemanly Conduct
A series of maps that contain a number of smaller tests for you to solve
misaCollection by mr mouse
Testing TestchamberCollection by Tormunds
An adventure for Portal 2. You are a Aperture Science Worker and you need to make sure that the TestChambers work and can be pass through.
The Bear CaveCollection by Grunndle
Chambers for special friends.
Portal 2 mapsCollection by petrozorkneo
mapsek lesznek, ahogy az időm engedi :D
fartzCollection by you monster
Portal 2 Custom CollectionCollection by Awkward Hymen
Contains various Portal 2 Maps [Made for a friend but anyone can try it]
RacingCollection by Turk
This is just for racing because bite me.
Portal Techniques 101Collection by YoshiRulz
A short series of simple maps to illustrate Portal concepts. (dropped project)
ChamberCollection by MAXEL
portal 2 itemsCollection by Simon_Pendulum
Duncan's ScienceCollection by all 9,000 tastebuds
all published duncan does sciences
BumbleGrum CollectionCollection by Bumbles
This collection doesn't have a particular theme. It's my first go at making puzzles, and I am experimenting with the ways in which various elements can be put together.
The Gamma ProjectCollection by Imouto
This is my Collection of my Portal 2 rooms call the gamma chambers. The first few are pretty easy but i am ging to make them getter harder and harder while i learn more about the room creator. This will feature single and co-op rooms and i hope you guys en
Portal 3Collection by Twerre
Portal 3: all parts
Portal: Genesis (A PTI Custom Story)Collection by ERich935
From the Portal E3 Trailer, to the FInal Hours of Portal 2, many test chambers and elements were removed from the two titles we know and love, now let there be light as this custom story brings back some of those chambers and elements, remade with the in-g