Strategic unit movement in Command & Conquer Tiberian Dawn using OpenRA engine

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.

C&C: Reloaded is a mod for Yuri's Revenge that allows you to experience the classic strategy in a new way by combining elements of Tiberian Sun and Red Alert 2 into a single game. It includes the original campaigns, a new storyline for Yuri with 13 missions, reworked balance, additional units and technologies, as well as multiplayer support.

Command & Conquer: Condition Zero is a massive mod for Generals Zero Hour, inspired by the ideas of Generals: Generation X and Command & Conquer: Untitled, which combines the best elements of these projects and adds numerous original ideas.

MadHQ Remastered RA2 Campaign - a modified campaign set for Red Alert 2, where missions have become more challenging and maps have increased in size, making the gameplay more epic.

Catharsis is a short but atmospheric mod for Half-Life that tells the story of an unnamed scientist trying to escape from Black Mesa during the disaster.