Portal 2

Portal 2

Community maps. For science.
Welcome to Aperture Laboratories, home of the Perpetual Testing Initiative. Easily create, share and play test chambers authored by and for the Portal 2 community. Do your part! Contribute to Science!
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Showing 1-15 of 269 active topics
431
Mar 24 @ 7:49am
PINNED: How To Make Great Maps
Keyserson
63
Aug 5, 2012 @ 11:36am
PINNED: The New Workshop Discussions Section
Alden
6
9 hours ago
Weird lighting glitch when using PTI elevator room in Hammer
Sam54123
767
Apr 19 @ 4:27am
Advertise Portal 2 Test Chambers HERE
GrimmsterZ
16
Apr 18 @ 12:59pm
Advertise your maps here !! for subs!!!
Gatosaurio
3
Apr 17 @ 11:21pm
Do you want someone to check your test chamber?
Swedish Firefighter
1,304
Apr 15 @ 3:06pm
Advertise your maps here.
Alimo
295
Apr 10 @ 6:53am
Adverstise your maps here
Florganborg
1
Apr 8 @ 10:14pm
How to upload map with Chell as player?
jackmzoo
4
Apr 8 @ 12:07pm
Black portal when two portal reflected each other
jackmzoo
53
Apr 8 @ 9:30am
ADVERTISE your maps here again!
•Brambůrek•
2
Apr 7 @ 3:01pm
Where can I find people to play my portal map and provide feedback?
PhantasosK
81
Apr 7 @ 11:37am
Give me your map, I'll make a video of speedrunning it!
Sariiger
2
Apr 6 @ 3:14pm
HAMMER: VBSP stopping to work when running map
ThEnderYoshiHD
9
Apr 4 @ 4:38pm
how do i update my test chamber
Jerry
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