Movie Star Planet - Movie Star Planet is an Online Virtual World, MMO, and RPG Simulation by MovieStarPlanet.
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.
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.
Ciao Bella - Ciao Bella is an Amazing, Romance, Dating, Virtual World, MMORPG, and Browser Based Life-Simulation.
MiniPlanet - MiniPlanet is MMO, Virtual World, Fantasy-based and Social Interaction Simulation like Yoville.
IMVU - IMVU is multiplayer online video game created by ‘IMVU Inc’.