This is the first beta release of a WordPress plugin that can add Google Analytics to your website without you needing to code one single set of <>’s.

Social bookmarking sites allow websurfers to save, catalog, and share interesting pages they find online. The Sociable plugin appends links for your readers to use those sites to the end of each of your blog’s posts, increasing your potential audience.

Smart Update Pinger replaces the built-in update ping functionality. Instead of always pinging when saving a post, the plugin only pings when the post has not previously been published. Edits of posts are "silent", in contrast with the default behaviour. Also, you can see a log for the latest pings, together with error messages (in the options page).

Control the most important on-page factors for ranking high in search engines like Google and Yahoo with this Wordpress plugin. You don't even have to put in much effort, as much as possible is handled automatically.

Head Meta Description provides an automatic meta description tag ...

AutoMeta: Automatic Meta & Technorati Tags for WordPress This plugin will automatically generate and include HTML Meta Tags and Technorati Tags based on the full text of your post.

Advanced meta-data plugin to manage tags, keywords, descriptions, SEO titles, Google Analytics, Craz

FeedWordPress is an Atom/RSS aggregator for the WordPress weblog software. It syndicates content from newsfeeds that you choose into your WordPress webblog; if you syndicate several newsfeeds then you can use WordPress’s posts database and templating engine as the back-end of an aggregation (”planet”) website.

This plugin creates a sitemap for your WordPress powered site. This is not just another XML sitemap plugin, but rather a true sitemap generator which is highly customizable from its own options page in the WordPress admin panel.

WP-o-Matic makes autoblogging a snap by automatically creating posts from the RSS/Atom feeds you choose, which are organized into campaigns.

wp-shortstat is a little statistics plugin for WordPress.

There are many Wordpress plugins that should be converted into sidebar widgets, made compatible with the Automattic Widget Plugin, but, for whatever reason, have not yet been converted. Wouldn’t it be nice if there were a generic way to call other plugins from within a sidebar widget? Now there is! Introducing…. Widgetize Anything!

Category cloud is a wordpress plugin that shows categories as a tag cloud in the sidebar.

WordPress Directory Plugin

WordPress plugin for creating reciprocal links on a per article basis.

Posts the oldest post to today. This routine checks to see if an article has been posted in the last week, and if not, it locates the oldest post and changes the timestamp to the current day and time.