Jelly Party - Watch anything together.
Ocean beta - Make music with friends in your browser
SOUNDS - Discover music with friends
Wavepot - Wavepot is addictive music or beats maker platform that offers a live-coding environment for creating sound and music.
Hyperbeam - A better way to watch together online
Audulus - A universe of sound at your fingertips - Audulus is a modular music processing app