Toontown Rewritten - Toontown Rewritten is a Free to Play, Browser-based, MMORPG, and Virtual-World video game developed and published by Disney.
Neopets - Neopets is an Amazing, Virtual World, Massively Multiplayer Online, Role-playing and Fantasy-based video game developed and published by Viacom.
Fishao - Fishao includes the fun of fishing, competitions and also virtual worlds into the one that creates a quite distinctive and enjoyable video game experience.
Webkinz - Webkinz is an Animal-based, Virtual Children’s World, Fantasy and Browser-based Simulation developed by Ganz.
Petra’s Planet - Petra’s Planet will help you to explore your personal feeling of adventure as you know more about the amazing world around you.
Marapets - Marapets is an Amazing, Massively Multiplayer Online, Role-playing, Browser-based and Virtual World video game like Pet World and Neopets.