Games released in 2003

Decay: Singularity is a fan mod for Half-Life that transforms the Decay mode from the PS2-exclusive expansion into a fully functional single-player campaign for PC. Cooperative requirements have been removed, save functionality, difficulty selection, and the bonus mission Xen Attacks have been added.

Half-Life: Static Interference is a mod for Half-Life in which you play as M. Hood, a security guard at the Black Mesa complex who found himself at the epicenter of the resonance cascade.

D3HDP (Doom 3 Essential HD Pack) is a graphics modification for Doom 3, Resurrection of Evil, and The Lost Mission. The pack improves textures, materials, lighting, and effects, fixes maps, and adds HD UI elements. The mod preserves the original gameplay and is fully compatible with the vanilla game and various ports.

H5X — a mod for Heroes of Might & Magic V inspired by the Heroes 5.5 mod and created for fun, replayability, and uniqueness, rather than perfectly balanced PvP, although balance isn't completely abandoned.

A General's Game is a mod for Yuri's Revenge, created as a strategic trainer with a high degree of realism. The mod adds 6 new factions (China, Japan, Italy, Brazil, Israel, and India), over 100 units, new buildings, improved gameplay logic, and musical themes.

Half-Life: Sleep-Deprived is a story-driven mod for Half-Life built on the Featureful engine, where you take on the role of junior research associate Valerie Wells, who finds herself at the center of the Black Mesa disaster during the resonance cascade.

Bloodlines: Antitribu is a mod for Vampire: The Masquerade – Bloodlines that makes the game darker and deeper. It adds new clans, disciplines, locations, and quests, changes the balance and combat system. The mod completely reimagines the original while preserving the atmosphere of the vampire world and enhancing the sense of danger and survival.