JavaScript/HTML5/CSS3

JavaScript/HTML5/CSS3

Modern front-end developement

socket.io
aims to make realtime apps possible in every browser and mobile device, blurring the differences between the different transport mechanisms.
engine.io
engine.io is the implementation of transport-based cross-browser/cross-device bi-directional communication layer for Socket.IO.
SockJS
SockJS is a browser JavaScript library that provides a WebSocket-like object. SockJS gives you a coherent, cross-browser, Javascript API which creates a low latency, full duplex, cross-domain communication channel between the browser and the web server.