The following is a list of some of the more interesting WordPrss plugins.
* http://akismet.com/ Akismet – Kills spam comments, dead.
* http://www.1pixelout.net/code/audio-player-wordpress-plugin/ Audio player – An easy to embed audio player (possibly for use with podcasts)
* http://semperfiwebdesign.com/portfolio/wordpress/wordpress-plugins/all-in-one-seo-pack/ All in One SEO Pack – All your search engine optimization needs in one package
* http://jamesmckay.net/code/comment-timeout/ Comment Timeout – Stop getting comments on posts older than X amount of days.
* http://www.arnebrachhold.de/projects/wordpress-plugins/google-xml-sitemaps-generator/ Google XML Sitemaps – Easily create a Google-ready sitemap for your blog.
* http://www.smackfoo.com/plugins/sig2feed/ RSS Feed Signature – Add an extra line to your RSS feed (great for ads or plugs)
* http://txfx.net/code/wordpress/subscribe-to-comments/ Subscribe To Comments – Allow your users to get updates on when more comments are left on a particular story.