Community compiles a playable version of canceled Portal prequel F-Stop

Leaked assets, source code and map data have been assembled into a playable but unfinished version of F-Stop, a canceled Portal prequel. The compilation is described as largely stable, though it lacks some textures and dialogue; the evidence reports no indication of an official release.

• Community members combined leaked F-Stop assets with later-leaked source code and map data to make a playable version of the canceled Portal prequel.· 2 sources
• The articles link most of the assets to a leak of more than 12 terabytes of Steam data in August; the source code and map data were obtained separately.· 2 sources
• The compiled game is unfinished but described as largely stable, with missing textures and dialogue; the evidence says there is no indication of an official release.· 1 source