DARCO - Reign of Elements is a steam punk themed post-apocalyptic base-building survival game. Take under your wing an elemental dragon and fight for life in a world struck by a cataclysmic flood. Available for Windows.
It's Dangerous to Go Alone: Don't try to do everything yourself, ask and accept help from not only your indispensable draconian friend, but also other players.
Rat Pack: Scavenge the local surroundings for food, water, and various materials.
Tap Your Heels: Design, build, and upgrade a home in an otherwise hellish environment.