AngularJS extends HTML with new attributes. It is perfect for Single Page Applications (SPAs). AngularJS first version 1.0 was released in 2012. Miško Hevery, a Google employee, started to work with AngularJS in 2009. The idea turned out very well, and the project is now officially supported by Google. AngularJS is a JavaScript framework. It can be added to an HTML page with a <script> tag. AngularJS extends HTML attributes with Directives, and binds data to HTML with Expressions.