React, Flux, GraphQL, Hack, HHVM...? All of this and more!
WordPress Calypso is the new interface to the WordPress Content Management System. It uses a REST API powered by PHP and MySQL.
The old WordPress CMS is not being replaced by Calypso in the near future. For now it remains as a content management facade for the venerable blogging tool built with the LAMP stack.
In the future WordPress may update the storage engine, but the details and schedule remain unknown.Tweet