AngularJS is a structural framework for dynamic web apps.AngularJS is an open source Model-View-Controller framework which is similar to the JavaScript framework. Angular JS is probably one of the most popular modern day web frameworks available today. This framework is used for developing mostly Single Page applications. It lets you use HTML as your template language and lets you extend HTML's syntax to express your application's components clearly and succinctly.

1. AngularJS is a JavaScript framework. It is a library written in JavaScript.
2. AngularJS extends HTML with new attributes.
3. AngularJS is perfect for Single Page Applications (SPAs).
4. AngularJS is easy to learn