Dark underground hallway with fallen soldiers in Half-Life Catharsis mod

Half-Life: Before takes you to an unusual location for Half-Life mods — the infected ship Black Rock in the middle of the ocean, where you'll encounter various creatures from the Xen world, including zombies, headcrabs, and the genetically modified monster Genmod 262.

AI Driver Overhaul is a mod for FlatOut 2 that changes the behavior of all opponents, using three driving styles based on the profiles of Jack Benton, Ray Carter, and Frank Malcov.

FOUC_FFB is a modification to improve force feedback when playing with a steering wheel for FlatOut Ultimate Carnage.

Cat Life: GS - a mod for Half-Life that allows you to look at the game world through the eyes of a furry hero. You play as cat XFC-71, known as Newton, who became the subject of scientific experiments. After the incident at Black Mesa, he finds himself at the center of events, facing mutated creatures and military forces.

Xash3D Engine is a game engine designed to run games created on Valve's GoldSrc engine, such as Half-Life and its mods. It offers improved performance, enhanced settings, and stability compared to the original engine.