Roy Tanck has created one of the coolest plugins for WordPress 2.3+ that I’ve seen. WP Cumulus creates a flash based revolving tag cloud that has to be seen to be appreciated. The plugin also gives you the option to change color, background, width, and height to fit your blog.
Besides, it’s [...]

Igor from Color Light Studio has created a great plugin which he calls Author Exposed. From his site:
This plugin does the same thing as the_author() tag only this time it’s linked to hidden layer (div). By clicking on the author link the layer pop’s up with author info gathered from the profile page, plus [...]