C&C Red Alert 2 - Tiberium Crisis Trailer C.5.5

Nuclear Winter — a story mod for Half-Life: Opposing Force, where you'll undertake new missions in a post-nuclear winter setting, facing harsh atmosphere, dangerous enemies, and a grim story unfolding after the catastrophe.

Half-Life 2: Classic is a fan-made demake of Half-Life 2 on the GoldSrc engine, showing how the game might have looked if Valve hadn't switched to Source.

Half-Life: Invasion is a Half-Life mod that continues the story immediately after the events of Half-Life. The player finds themselves in the secret Black Mesa laboratory, saved by a space probe, and faces an invasion of well-prepared soldiers. You will explore new areas of the laboratory, gradually uncovering government schemes and secrets.

Red Alert 2 - Zombies Campaign is a custom campaign for Yuri's Revenge in which the familiar Red Alert world is plunged into a zombie apocalypse.

Red Alert 2: Yuri's Revenge - Begin Disasters is a mod for Yuri's Revenge with a new single-player campaign for Allies and Soviets, reworked balance, improved AI, and new units and buildings.