Total Immersion Racing

Black Mesa: Classic is an ambitious fan project aimed at porting the Black Mesa remake (on the Source engine) back to the original GoldSrc engine from Half-Life. The mod restores the atmosphere of the original game while adding a number of improvements and maintaining low system requirements.

Afraid of Monsters: Dark Assistance is a cooperative version of the cult horror mod for Half-Life. You play as drug addict David Leatherhoff, who battles hallucinations and monsters in his own distorted mind. The mod offers both cooperative and single-player gameplay, improved graphics, new weapons, and redesigned maps.

FlatOut: Ultimate Carnage Ultrawide Support is a plugin that adds support for 21:9 and higher aspect ratios in FlatOut: Ultimate Carnage.

Half-Life 1: Ray Traced — A fan remaster of the classic game on the GoldSrc engine with ray tracing support. The mod adds modern global illumination, reflections, and enhanced visual effects while preserving the original Half-Life atmosphere.

Master of Puppets (MoP) is a mod for HoMM3 based on WoG. It adds hundreds of new artifacts, creatures, spells, and game objects, significantly expanding and changing the original gameplay, making it more challenging. MoP is focused on playing against AI on random maps and includes its own editor.