React is a JavaScript framework developed by Facebook to create user interfaces. The main advantage of React is that it manipulates the DOM faster than any other framework out there.

React is all the rage and it seems to be a serious competitor for Angular. This is the typical hello world sample. It uses two JavaScript libraries: React itself and ReactDOM needed to manage the DOM changes. It also uses Babel, a library that lets us to use advanced ES6 syntax that it translates to compatible JavaScript for any browser.

It is hosted on codepen:

See the Pen Hello React by pello (@pelloxabier) on CodePen.