Sid Meier's Civilization IV: Colonization

BlooM is a massive crossover of Doom and Blood for GZDoom, combining the maps, enemies, and weapons of both games into a single universe. The mod features one episode consisting of 8 large levels, dozens of hybrid monsters, an atmospheric soundtrack, and the ability to play as either Doomguy or Caleb.

VTMB Prelude is a major story mod for Vampire: The Masquerade – Bloodlines, set before the events of the original game. The player becomes entangled in a dark conflict between hunters and vampires, exploring new locations and encountering characters who stand at the core of the Bloodlines story.

FlatOut: Ultimate Carnage Half-Life Movement - a fun mod that lets you leave your car and use iconic Half-Life movements in FlatOut: Ultimate Carnage, such as bunny hopping and strafe jumping to complete tracks.

Half-Life: Operation Rosenberg is a single-player modification for Half-Life and Opposing Force, in which you take on the role of Corporal Timothy Collins, a HECU Marine tasked with finding Dr. Rosenberg and traveling with him to the secret sector A-99 of the research complex.

Uncapped Handicap AI — a mod for FlatOut 2 that removes artificial speed limitations for opponents. Now AI drivers won’t slow down even if the player goes off track or crashes.