wave-share
Serverless, peer-to-peer, local file sharing through sound
wave-share is a browser-based proof of concept for local peer-to-peer file sharing with WebRTC signaling performed through sound. Nearby devices exchange compressed connection information as sequences of audio tones captured through their microphones. After the offer-and-answer exchange, the browsers establish a direct WebRTC connection over the local network. The signaling process does not require a dedicated server, application installation, or browser plugin. ...