freedom.js : freedom.js is a framework for building peer-to-peer (P2P) web apps. Easily create social applications that work in modern web browsers, Chrome package...
Flok : Web-based P2P collaborative editor for live coding music and graphics
Rocket.Chat : Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
It is a great solution for communities and companies ...
Quietnet : Simple chat program using near ultrasonic frequencies. Works without Wifi or Bluetooth and won't show up in a pcap.
Yjs : Yjs is a CRDT implementation that exposes its internal data structure as shared types. Shared types are common data types like Map or Array with super...