Simply shows the ID of Posts, Pages, Media and Links in the admin tables for easy access.
Google Website Optimizer for WordPress
This simple plugin lets you optimize your landing pages (as posts or pages) using the Google Website Optimizer without needing to edit the HTML code of the theme. Page not in English.
Applies all content filters to posts and comments and saves them back to the database. This is useful if you have been using Textile or Markdown (for example) and you want to switch to plain HTML.
The WP Background Tile Plugin for WordPress applies a tiled background image to your blog. It is as simple as this:
Integrates TNG (The Next Generation) genealogy software into WordPress.
Contextual revenue plugin by Advtise
Insert Advtise.com Partner revenue code in to your posts on the fly and start earning revenue.
Allows you to display images from your public PicasaWeb albums on your blog.
The DaySwitcher plugin let you choose a schedule for displaying a WordPress theme.
Sidebar widget which displays one photo from your tumblr entries randomly.
This is just a plugin to manage your post geotags and optionaly to display maps in your posts.
Feedburner Text Counter is show your Feedburner Subscribers Count like text based.
XMPP sender allows to send (and receive) notifications about new comments in blog.