WebRTC P2P apps without centralized servers

gistfile1.txt

1. Use local app server and mdns/bonjour/zeroconf to announce it for signalling
2. use webrtc for p2p udp communications

https://github.com/bykof/cordova-plugin-webserver
https://github.com/floatinghotpot/cordova-httpd
https://github.com/becvert/cordova-plugin-zeroconf
https://github.com/cjb/serverless-webrtc

Uses:
* use pouchdb to sync dbs p2p for coordination
* voice/video calls

Example:
* https://github.com/neighbourhoodie/svelte-pouchdb-couchdb and https://neighbourhood.ie/blog/2019/05/10/an-offline-first-todo-list-with-svelte-pouchdb-and-couchdb/
* https://github.com/natevw/PeerPouch