npm install demoshare
Just add one line!
var app = require('express')()
var server = require('http').Server(app)
require('demoshare')(server)
var app = require('koa')()
require('demoshare')(app.listen(3000))
For example, socket.io:
var server = require('http').Server()
var io = require('socket.io')(server)
require('demoshare')(http)