Plugins can extend WordPress to do almost anything you can imagine. In the directory you can find, download, rate, and comment on all the best plugins the WordPress community has to offer.
Your WordPress, Streamlined.
BuddyPress helps you run any kind of social network on your WordPress, with member profiles, activity streams, user groups, messaging, and more.
bbPress is forum software, made the WordPress way.
A simple and easy way to test your theme for all the latest WordPress standards and practices. A great theme development tool!
A very fast caching engine for WordPress that produces static html files.