WP Plugin: WS DownloadManager lets you manage downloads on your WordPress blog. You can insert download links in your posts easily and view the statistics as well.

WP Plugin: WS PicViewer let’s you display pictures in a cool window. Titles, descriptions and slideshows are possible as well. English instructions are at the bottom of the page as well as the demo.

WP Plugin: Embedded Video with Link is a plugin that lets you embed videos from youtube, google, sevenload, clipfish and myvideo. Has an additional feature to embed the link as well. English explanation

WP Plugin: Raven’s Antispam is a smart antispam based on a JavaScript solution of Jakub Vrána. No questions, 100% efficiency and maximal accessibility – everything you can need. Users with JS disabled will see a text box where they will need to enter the answer to submit their comment.

WP Plugin: Dschini Bot Checker detects the search engine bots that visit your site and gives information like the pages visited, the most active bots and most tracked pages.

WP Plugin: No HTTP: Author Plugin is a tiny plugin that detects if the Username in a comment contains HTTP: and if so it sets the “spam” flag on the comment for further processing by spam plugins. I’m not sure if this is neededbut, if you’re being bogged down by this kind of spam and Akismet or SK2 is not detecting it, then it’s worth giving this plugin a shot.

WP Plugin: Fotobook lets you “Import” your public photos at Facebook. Extremely useful if you have all your photos hosted at Facebook and would like to display the same in your WordPress blog, without having to upload them again.