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Chinbu's Adventure
A collectathon action rpg where you play as a young dragon named Chinbu with the unique ability to control all elements.
Genre: Adventure, Action 
Thinking with Time Machine
by Stridemann
Thinking with Time Machine is a Portal 2 mod in which you will find and use a Time Machine to create a twin of yourself from the past...
Genre: Puzzle, Strategy, Adventure, Action 
Synergy
by Synergy Team
Synergy is a simple Half-Life 2 Modification (Mod) that enables you to play through the Half-Life 2 series and many other 3rd-party...
Genre: Shooter, Adventure, Action 
Headcrab Frenzy!
Headcrab Frenzy is a free dynamic action Half-Life mod which allows you to quench a desire to destroy these little bouncy critters...
Genre: Action 
Mare Nostrum
Experience some of the fiercest battles of WWII across North Africa with Mare Nostrum.
Genre: Action 
Darkest Hour: Europe '44-'45
Based on the award winning Red Orchestra: Ostfront, Darkest Hour: Europe ‘44-’45 is a free, online multiplayer, total-conversion...
Genre: Shooter, Simulation, Action 
Aperture Tag: The Paint Gun Testing Initiative
Aperture Tag: The Paint Gun Testing Initiative is a Portal 2 Mod.
Genre: Puzzle, Strategy, Adventure, Action 
Bud Spencer & Terence Hill - Slaps And Beans
Bud Spencer and Terence Hill in their first virtual adventure.
Genre: Arcade, Beat 'Em Up, Adventure, Action 
Half-Life: Caged
by Future Games Select and Cayle George
C.A.G.E.D. is an explosive prison escape adventure! Break-out and battle your way to freedom in this electrifying modification for Half-Life.
Genre: Shooter, Adventure, Action 
LandTraveller
See a world from a new perspective in this animal-ear themed constructive action RPG!
Genre: Adventure 
Xenomarine
Experience hardcore, sci-fi dungeon crawling in this dark, atmospheric roguelike.
Genre: Strategy, Adventure