2. PeerSquared uses webRTC:
Multiple webRTC peer connections for:
Local webcam stream
Remote webcam stream
Reliable (SCTP) datachannels
Datachannels to:
Set up new peer connections
Send files
Send text chat messages
Send whiteboard data
3. Currently only for PC:
Chrome
Firefox
Opera
(Interoperable between first two)
Works through Firewalls:
STUN (stun.l.google.com)
TURN (numb.viagenie.ca)