WordPress.com Joins the JavaScript Age, Server Side based on Node.js

WordPress.com unveiled a new admin interface today for managing blogs, posting content, and reading other people’s sites. If you’re a regular user, you’ll notice a new look and feel. If you’re a code geek, you’ll notice something more remarkable below the surface: JavaScript instead of PHP.

If you run the open source version of WordPress on your own server, you can activate the new interface on your own site through the plugin Jetpack. Automattic, the company behind WordPress.com—the commercial version of WordPress—also released a WordPress application for Macintosh OS X. And it made available the code that powers the new interface as open source software for everyone.
Getting with the Program

WordPress was was written in a programming language called PHP, which has long been popular with web developers for making it fast and easy to write new programs. Much of WordPress remains written in PHP, but most of the new interface has been re-written in JavaScript.

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