VRChat - Create and play in virtual worlds with others
XLink Kai - XLink Kai is a global gaming network - bringing together XBox 360, XBox, Playstation 3, Playstation...
Spatial - Collaborate from anywhere in AR
Arkadium Free Online Games - Arkadium Free Online Games is a home of your favorite games like cards, games, word games, solitaire, crosswords, and many others, making you instantly play your games without wasting time on installation.
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.
BGames - BGames is an all-in-one website that is introduced to play thousand of free online games such as shooting games, arcade games, racing car games, dress-up games, and many others.