Image Menu - horizontal menu, reveals more of the image as you rollover it.
Rounded Corners - creates rounded corners on divs.
Slideshow - transition between images. Fade, Slide and Wipe transitions, loops, Play, Stop, Next and Previous controls, Inits from array of image src’s, a list of images on the page or using the href of an a tag like the lightbox.
… Validate, Lightbox, Multibox, Sortable Table, Slider, Page Loader mootools plugin, all at Phatfusion. Enjoy!