Chat - NodeJS + Socket.IO + Express This is a Chat created with NodeJS + Socket.IO + Express. I make a user interface using HTML and CSS. Socket.IO I use the socket.io to connect the multiple users and send messages trought sockets Express Express Framework is used to deliver the folders and create the server Notifications The chat have CSS3 notifications that allow you to know when you are online, when someone connects or disconnect, and even if the server is down.