KopiPejst

ftFeatured is WordPress plugin for creating image gallery with fancy transition effects of featured posts. You can choose between three types of transition effects: curtain, wave and zipper. Also, you can set width, height, delay time, number of posts etc.
You can find more informations about this plugin on <a href="http://workshop.rs/2009/12/fancy-transitions-featured-gallery-for-wordpress/" rel="nofollow ugc">www.workshop.rs</a>

Fancy Transitions Featured Gallery

Creating featured posts image gallery with fancy transition effects.

Aaron D. Campbell

Used to create a customizable rotating slideshow highlighting certain posts or 
pages. You can choose which posts or pages are featured by simply checking a 
checkbox on the write posts/page screen. The plugin uses the new post thumbnail 
functionality added in WordPress 2.9.
Requires PHP5.

Featured Content Showcase

Used to create a customizable rotating slideshow highlighting certain posts or pages.  Uses jQuery, which comes with WordPress (no conflicts).

Fancy Transitions Featured Gallery vs Featured Content Showcase