AnswerLinks will auto-suggest links to definitions on Answers.com for words in your blog posts.
AskApache What Is This shows a semi-transparent box on the document you are viewing that tells you if its a page, single, feed, category, etc.
Bot Tracker provides a way to monitor bot traffic on your blog, using graphs and charts for easy-to-reference information.
CommentLuv will visit the feed of the comment author and attempt to scrape the last post they made and display it under their comment.
Community Cloud displays a “tag cloud” of all the people in our community who have contributed to our blog by commenting.
Feed Statistics has been updated to be more compatible with WordPress 2.3.
Most Popular Posts is a widget that displays your blog’s most popular posts.
Nusuni Technorati Links replaces Google Blog Search with Technorati links in your dashboard’s Incoming Links.
PhotoQ makes your photoblogging life easier by allowing batch uploads and nearly-automated posting.
YAK is a simple shopping cart plugin for WordPress, allowing a product to be associated with a post or a page, and providing basic support for online payment (such as PayPal), and downloadable content.
Yappd displays yours latest yapps in your WordPress blog.