MongoDB : MongoDB is the leading NoSQL database, empowering businesses to be more agile and scalable.

Express JS : Express is a minimal and flexible node.js web application framework, providing a robust set of features for building single and multi-page, and hybrid web applications.

AngularJS : AngularJS lets you extend HTML vocabulary for your application. The resulting environment is extraordinarily expressive, readable, and quick to develop.

Node.js : Node.js is a platform built on Chrome’s JavaScript runtime for easily building fast, scalable network applications.

MEAN.JS is a full-stack JavaScript solution that helps you build fast, robust, and maintainable production web applications using MongoDB, Express, AngularJS, and Node.js.