This Portal 2 map by audiOtrash has 3 out of 6 planned chambers completed.
This is the second map in a series that began with 'Sphere of Roundness'. Version 2.0 of that map is also included in this release. They also transition into each other to make a loop.
The map uses portals but interestingly not through the portal gun. The Puzzle can be solved, however it will require teamwork and brain power.
This is a single-player map for Portal 2 with challenging puzzles.
You awake in a pile of broken glass, with a pounding headache and no memory of how you got there. Your only goal is to find your portal gun and escape from the building.
This is a medium difficulty Coop map. It doesn't include any hardcore moves and you don't need extreme precision or timing, but it is quite challenging.
This is a small single-player sphere map for Portal 2.
This is a Co-op map, it has lots of faith plates. To play, go to the hub then type in console: changelevel mp_coop_lotsoffaith_ljdp No friends? at the menu type: ss_map mp_coop_lotsoffaith_ljdp
This is Klaus234's first Portal 2 map. It's basic and small. It's not hard but, it has a laser and wall projector.