Diffusion is a large-scale total conversion of Half-Life on the Xash3D FWGS engine, which creates its own world unrelated to the original game. The mod impresses with a large amount of weapons, modern graphics and effects, as well as engaging puzzles and atmosphere.

GMOTA is a gameplay mod for Doom that transforms the shooter into a fantasy arcade beat 'em up. Three heroes with different combat styles, focus on melee combat, support weapons, and dozens of new monsters. Dynamic battles, SNES/NES-style music, and high difficulty await you.

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.

Quake 1: Ray Traced is a mod for Quake (1996) that adds full ray tracing. It completely reworks the lighting, offering a classic mode with RT effects and a full Path Tracing mode that radically transforms the game's atmosphere, making it feel more modern and technically advanced.

Shift-Two is an action-oriented mod for Half-Life 1 that continues the tradition of classic fan projects. Players find themselves in new locations where the focus is on action: frequent firefights and intense battles against HECU soldiers and aliens with no long breaks for rest.

Quake 1.5 (Quake Combat+) — a complete overhaul of Quake. Adds a body dismemberment system and destructible map objects, improves weapons, AI and the combat system, introduces new combat power-ups and mechanics, enemies and a Nightmare+ mode.

GenPatcher is a utility for Command & Conquer: Generals and Zero Hour that automatically fixes bugs, improves compatibility with modern systems, and restores multiplayer functionality. It can also download and install mods for the game with just a few clicks.