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!
Showing 31-45 of 273 entries
1
Aug 18 @ 6:13am
Portal 2 Perpetual Testing Initiative Loading Issue
[ND-PVT] 3PortalDevice [YTer]
1
Aug 18 @ 4:16am
игра
Эдик
18
Aug 15 @ 2:26pm
help with vac-tubes
waw642
1
Aug 15 @ 11:50am
How to get "bee mod"?
Sparx
0
Aug 14 @ 9:30pm
Post very hard puzzles here
Flower nose
2,373
Aug 13 @ 7:17pm
New! PeTI map styles! Clean, Destroyed, Behind The Scenes, Underground, Portal 1
carl.kenner
31
Aug 13 @ 5:20pm
The dreaded "too many items" error: what it means and how to fix it
Catsy
20
Aug 13 @ 11:24am
Post New Maps Here!
GBMusicMaster
4
Aug 12 @ 5:10pm
Any way to edit my published puzzle?
Rocket Salesman
6
Aug 12 @ 1:35pm
How to Change Background Music in Maps Created with the Map Builder?
PlayerZERO
2
Aug 11 @ 7:28pm
Reflection Gel Testing
Brutchu
0
Aug 11 @ 10:57am
i have portal2 50% coupon
DarkOfHell
1
Aug 10 @ 6:15pm
Coop FR
MRruruDK
0
Aug 9 @ 10:00am
Co-op Partner gesucht
DjDarky99
341
Aug 8 @ 1:06pm
advertize all tests here single and co-op
Gamel0rd1
Per page: 15 30 50