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Laser ConnectionCollection by FLooper
It's a collection of all maps, where you have to connect a laser with some receiver to exit the level. I call the lever "Laser Connection". At this time, there are 4 maps in total. I hope you have fun to think about the solutions ;) !i!i!i!i!i!i!i!i!i!...
Co-op CollectionCollection by KillaBitGaming
This is personally my first co-op map collection and I hope you enjoy. And remember... "This is for Science" (GLaDos)
TesCO-Operation seriesCollection by Dr. Hax
The collecton of the TesCO-Operation maps.
Time 2 CooperateCollection by Parano.Oya
This collection includes the cooperative maps for "Time 2 Cooperate".
Official Technical Difficulties CollectionCollection by jccreszMC
The official collection of Technical Difficulties Maps that I make. They are not junk maps that constantly flood the workshop. I've dedicated myself to making quality maps to thin out the crap on the Workshop. I hope you enjoy. I'm always available ;)
Countdown to Extinction (Director's cut)Collection by jk7201
This is a special version of the Countdown to Extinction collection. It contains the original maps plus some extra stuff. The difficulty increases as you proceed, so following the suggested map order is highly recommended.
Old and ShinyCollection by Gimzie
This is the Old and Shiny series. Not much to explain, except that this series takes place in Old Aperture.
L1zardr0cket's Best of the BestCollection by WAHHHH KONG
This collection of maps are my personal favorites :) I hope you enjoy!!!!
Lautaro CooperativesCollection by Lautaro
If you like to play cooperative chambers, then you're in the right place, here are my best ones:
Gelocity 1 vs 1Collection by Raidix
A collection of Portal 2 race maps. The tracks are covered with orange speed gel. Use your portal gun cleverly to trick your opponent and be the first to reach the finish line!
INTO THE MULTIVERSE (an incomplete adventure)Collection by Blappeture Executive NO.1
The enrichment centre has worked hard to build the first ever Multiverse Device. However, you are but a mere test subject and are not privy to its sensitive machinery. So it was only natural that when you walked past security and pressed a few buttons whe...
UNREAL CHAMBERSCollection by Enderlux
These are the unreal chmbers. Prepare for the most unreal chambers you've ever seen :D
Single Portal ChambersCollection by Tmast98
Solve various test chambers using the Mono-Portal Gun *Background Photo By Valve (Found in Portal 2 The Offical Guide)
Portal 2.63Collection by Nobody No-One
DISCLAIMER ::::: The Subscribe to All Button does not work. You must subscribe individually, in order. PORTAL 2.63 is an entirely custom story with 10 chapters and 139 tests, made from the best maps in the Workshop, assembled for the ...
Abandoned Chambers COOPCollection by Hunter-Killer
With everyone testing in other dimensions and GlaDOS occupied with her new little killers, Atlas and P-body were getting pretty bored so with nothing better to do they decided to wander off into the unknown and ended up stumbling across the abandoned cham...
The Employee: Official CollectionCollection by Dr. Orange
The Employee: Official Collections is exactly what it sounds like. The official collection pack for the Employee series. More maps will be added when they are released. Complete storyline (hover mouse over spoilertext to read) spoilers...
The Office PrankCollection by Camßεn
You play as Haley, a simple employee of Aperture Science, simply going to work everyday, working an office job in the main lab area. But today something was wrong. All of your coworkers are nowhere to be found. What could it possibly mean? Venture dee...
Gelocity Time TrialCollection by Raidix
A collection of Portal 2 race maps. The tracks are covered with orange speed gel and your task is to reach the finish line in a limited time.