Kills spam dead in it's tracks. Be gone evil demon spam!
Scan all sorts of themes and files and things.
A very fast caching engine for WordPress that produces static html files.
A central area where all the posts on a WordPress MS network can be collected.
Adds a lot useful admin links to the WordPress Toolbar / Admin Bar in Multisite, Network and single site installs. Comes with extended plugin support!
Manage job listings from the WordPress admin panel, and allow users to post job listings directly to your site.
Sets a cookie on a random URL that is then checked when a comment is posted. If the cookie is missing the comment is marked as spam.
Test a theme on your blog without showing your visitors
Search the files and database of your WordPress install for signs that may indicate that it has fallen victim to malicious hackers.
Map any blog/site on a WordPressMU or WordPress 3.X network to an external domain.
Batcache uses Memcached to store and serve rendered pages.
Adds the referrering link from which a commenting user came from to comment notifications.
Batch add new sites on WordPress MU / WordPress Network while using a template site to clone, includes batch domainmapping of the new sites.
Some tools for securing WordPress on Rackspace's Cloud Sites hosting.