Ancient temple interior with red lighting in Brutal Half-Life mod

FreemanAPI - an easy-to-use API for implementing movement mechanics from the original Half-Life and Half-Life 2 in other games.

D2RotE: Lazy Mod for Disciples 2: Rise of the Elves aimed at rebalancing the game, which, let's be honest, never had great balance. Thanks to this mod, previously unpopular units, heroes, spells, items, and artifacts become more viable, while neutral units become dangerous.

HLFX: Lost in Black Mesa is a short single-player mod for Half-Life based on the updated HLFX engine, featuring enhanced graphical effects and classic gameplay. The mod tells the story of Alex Jones, a young scientist who finds himself in an HEV suit on the day of the disaster.

Rise of Mankind: A New Dawn is a large-scale mod for Civilization IV: Beyond the Sword that expands the game with a new balanced technology tree, hundreds of buildings and units, a revolution system, advanced diplomacy, and improved AI.

Deep Impact is an impressive but unfinished total conversion for Generals Zero Hour that moves the game's events to a futuristic 2055 after Earth's collision with an asteroid. The mod adds two factions and includes several simple maps.