Portal 2's dedicated community creates maps & mods thanks to Valve's modding support. Popular user-generated content includes single-player and co-op maps for varying challenges. Community ...

Destroyed Aperture is a free community made modification for Portal 2. You take the role of a man named David that gets woken up in an overgrown and decayed Aperture Science Facility 7.

Portal 2 fan-made maps have been downloaded more than 1.3 million times in just two days, Valve has revealed.. More than 35,000 maps have been created by fans in the two days since the launch of ...

I quietly love that they all start from the same, simple jumping off point. Chamber 20 isn't the most elaborate puzzle in Portal 2, but Kryzhau has spun it off into dozens of absurd new directions ...

Valve confirmed the in-game level editor for Portal 2, showed off two screenshots of it, and announced it will be part of a major update to the game due out early next year.