Elevator: Source is a Half-Life 2 mod which puts the player on an elevator that visits a number of strange floors. It requires Gary's Mod and HL2:Ep2, but you can sample the experience with this gameplay video.
posted by codacorolla on Jan 16, 2012 - 40 comments

Robert Yang on the homophobic response to his Half-Life 2 mod Handle With Care.
posted by Artw on Oct 6, 2009 - 145 comments

Korsakovia is a Half Life 2 mod from research driven developer The Chinese Room. It melds the abstract driven story of their previous mod, Dear Esther (previously), with more traditional gameplay. The end result is an equally distinctive horror FPS with minimal narrative cues. [more inside]
posted by The Devil Tesla on Sep 25, 2009 - 16 comments

City 7 is a Half-Life 2 mod of Toronto. [more inside]
posted by chunking express on Nov 6, 2007 - 28 comments