Similar to the default RSS widget, but gives you complete control over how RSS feeds are parsed for your sidebar.
Picasa users: The simplest way to display a Picasa album inside a page or post. Just put a link to your album in a post; this plugin does the rest.
Displays years/months/days since, until, or between events. Great for tracking a pregnancy (with a bar graph!), time until an election, or whatever. U
Many instructors already use WordPress to run course websites. Now they can also use WordPress to let students securely check their grades online.
Looks for user-defined phrases in posts and automatically links them to specified URLs. Example: Link every occurrence of "Wordpress" to wp.org.
Create multiple-item surveys (not just one-item sidebar polls) and administer them via WordPress.
Allows you to paste code into comments or posts by surrounding it in `backticks`, just like in the Wordpress.org support forums.
Edit your robots.txt from within Wordpress to control search engine activities.
Allows creation and management of Google Maps using Google's Map API v2.