VRChat - Create and play in virtual worlds with others
Live365 - 5,000+ online radio stations run by real people, not generated by computers.
Vircadia - Vircadia is an open-source and decentralized real-time VR creation platform for university, enterprise, social, and OpenSim users.
Streampusher - Start your own internet radio station
XSight - Find friends and places in AR using your phone camera
SHOUTcast Radio - SHOUTcast Radio is the home of free Internet Radio.