The MEAN stack is a methodology that employs MongoDB, Express, Angular / AngularJS and Node.js to provide a complete end-to-end system. One of the primary motivations of such a stack is that it is pure JavaScript at all ends. Two different implementations are available: and

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This tutorial, will teach you the basics of Node.js. Not only will you learn what Node is and what you can do with it, but you’ll see Node in action. You’ll build a simple application for a video rental store using Node, Express, Angular and MongoDB.

The acronym "MEAN" stands for "MongoDB Express.js AngularJS Node.js" and represents a group of technologies which are known to synergize well together.