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!
Marisa Kirisame 14 Apr 16 @ 6:30am
Uploading Maps
i made map and it wont upload. keeps saying portal cant connect to steam...