Second Life - Second Life is a virtual reality platform where individuals interact in a virtual world. The software was developed in 2003 by Linden Labs. More than one million people now regularly use the software.
Void Hunters - Void Hunters is an Action, Role-playing, Strategy, Sandbox, Single and Multiplayer video game developed and published by FunOrb.
Movie Star Planet - Movie Star Planet is an Online Virtual World, MMO, and RPG Simulation by MovieStarPlanet.
Creatures Exodus - Creatures Exodus is an Artificial Life, Fantasy, Massively Multiplayer Online, Real-time Strategy and Exploration video game developed by Millennium Interactive.
MySims Kingdom - MySims Kingdom is based upon The Sims series but provides special and extremely different gameplay to the original series making it definitely worth your consideration.
Artificial life - Artificial life is a Sandbox, Survival, Strategy, and Single-player Life Simulation developed by Stormy Productions.