Socket.IO provides real time communication between your Node.js server and clients. This tutorial walks you through hosting a socket.IO based chat application on Azure. For more information on Socket.IO, see socket.io. A screenshot of the completed application is below: ![A browser window displaying the service hosted on Azure][completed-app] Prerequisites Ensure that the following products and ve
![Node.js application using Socket.io - Azure](https://cdn-ak-scissors.b.st-hatena.com/image/square/d6e4cb632c7025e9f5e05fd314fbf6dcd6144e8d/height=288;version=1;width=512/https%3A%2F%2Flearn.microsoft.com%2Fen-us%2Fmedia%2Fopen-graph-image.png)