Plugins extend and expand the functionality of WordPress. 45,354 plugins with 1,319,897,700 total downloads are at your fingertips.
BuddyPress helps you build any type of community website using WordPress, with member profiles, activity streams, user groups, messaging, and more.
Increase your traffic, view your stats, speed up your site, and protect yourself from hackers with Jetpack.
A simple and easy way to test your theme for all the latest WordPress standards and practices. A great theme development tool!
Akismet checks your comments against the Akismet Web service to see if they look like spam or not.
A very fast caching engine for WordPress that produces static html files.
bbPress is forum software, made the WordPress way.