Socket.io - Realtime application framework (Node.JS server)
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
Smart Tab Mute - Ensures that only one tab is playing sound at the same time
Cobrowse.io - Screenshare and remote control built into Android & iOS apps
MuteTab - Better tab muting in Chrome
Samesurf - Samesurf is a patented, real time collaboration platform that enables multiple people to interact with the same online experiences in real time from any device or browser without installs or coding.