Pet Society - Pet Society is a Virtual World Simulation with strong Fantasy, Digital Pet, Single and Multiplayer Elements.
Neopets - Neopets is an Amazing, Virtual World, Massively Multiplayer Online, Role-playing and Fantasy-based video game developed and published by Viacom.
WeeWorld - WeeWorld - the social network built for fun where you can meet new friends, send messages, play...
Toontown Rewritten - Toontown Rewritten is a Free to Play, Browser-based, MMORPG, and Virtual-World video game developed and published by Disney.
Webkinz - Webkinz is an Animal-based, Virtual Children’s World, Fantasy and Browser-based Simulation developed by Ganz.
Herotopia - Herotopia is a Massively Multiplayer Online, Role-playing, Virtual World and Browser-based video game developed by Herotainment and published by Jagex.