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!
Browsing: Collections
Containing item: "Breaking Through"
Sort by  Top Rated All Time
Showing 1-2 of 2 entries
Best SinglePlayer Maps
Collection by Ace Pyder
I know it's a lot but these are all, in my opinion, great quality single player maps.
ThinkingWithPortals.com Maps
Collection by wildgoosespeeder
Before the Portal 2 Workshop was a thing, the only way to play custom maps was to download *.bsp files (map files Source Engine games use such as Portal 2) from designated website members that created them in Hammer and use the "map" command in console to
Per page: 9 18 30