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.
IMVU - IMVU is multiplayer online video game created by ‘IMVU Inc’.
Habbo - Hobbo is also known as ‘Hobbo Hotel’.
Onverse - Onverse is game that includes a huge three dimensional world for you to explore.
Vircadia - Vircadia is an open-source and decentralized real-time VR creation platform for university, enterprise, social, and OpenSim users.
Club Cooee - Club Cooee is one of the more special online forums available and is an excellent adventure for followers of social virtual worlds such as IMVU.