React is a JavaScript library for creating user interfaces. Its core principles are declarative code, efficiency, and flexibility. Simply specify what your component looks like and React will keep it up-to-date when the underlying data changes.

React - facebook.github.io/react

Learning React

The React getting started documentation is a great way to get started.

Here are some links you may find helpful:

Articles and guides from the community:

Get help from other React users:

React on StackOverflow
Mailing list on Google Groups
If you have other helpful links to share, or find any of the links above no longer work, please let us know.

Running

The app is built with JSX and compiled at runtime for a lighter and more fun code reading experience. As stated in the link, JSX is not mandatory.

To run the app, spin up an HTTP server (e.g. python -m SimpleHTTPServer) and visit http://localhost/.../myexample/.