VidAnalytic is a free companion solution to Google Analytics for tracking embedded video usage on site for YouTube, Vimeo, and Dailymotion.
Netlife's Flash Tag Cloud plugin for WordPress - FatCloud! Wordle your WordPress. Beautiful tag clouds that are accessible & SEO friendly.
Wordics creates colorful word clouds from the text in your blog. They are summaries of your blog posts in the way search engines would do them.