VisualSearch.js enhances ordinary search boxes with the ability to autocomplete faceted search queries. Specify the facets for completion, along with the completable values for any facet. You can retrieve the search query as a structured object, so you do

FancyBox is a tool for displaying images, html content and multi-media in a Mac-style "lightbox" that floats overtop of web page.
It was built using the jQuery library. Licensed under both MIT and GPL licenses

Masonry is a layout plugin for jQuery. Think of it as the flip side of CSS floats. Whereas floating arranges elements horizontally then vertically, Masonry arranges elements vertically then horizontally according to a grid. The result minimizes vertical gaps between elements of varying height, just like a mason fitting stones in a wall.

An exquisite jQuery plugin for magical layouts. Reveal & hide items with filtering. Re–order items with sortingDynamic, intelligent layouts. Captivating animations. Sort items by just about anything. Powerful methods, simple syntax. Progressively enhanced for CSS3 transforms & transition

jQuery plugin for mobile web development on the iPhone,
iPod Touch, and other forward-thinking devices.