What is Node.js Short version: JavaScript engine from Chrome with modules for handle files and httpServer. http://nodejs.org/ In this post: Installation Cloud9 IDE Hosting Example 1: Installation Go to http://nodejs.org/ and decide if You want stable (4.*) version or dev (5.0-pre). Stable can be downloaded from: http://nodejs.org/#download with tar.gz format. Dev from github. Installation: https://github.com/joyent/node/wiki/Installation On my ubuntu it was pretty easy, but If You fail to install it, don't give up and check section about Cloud :) 2: Cloud Sign up for beta at: http://cloud9ide.com/ Cloud9 IDE uses github for signup - You must have github accout checkout of project code (creation of new project via pasting github repo url) Cloud9 IDE has some 'beta' bugs but it is usable now and can be used to develop Node.js applications. You must be aware that Cloud9 IDE needs some specified values of host and port tu run ...