jQuery.fluxoModal is a jQuery plug-in similar to lightbox. It can highlight any kind of html element inside an html modal window, blurring the background using html5 canvas, CSS3 animations and a crossbrowser fallback for IE.
tooltipsy is a jQuery tooltip plugin that simply provide extremely efficient tooltip functionality. Tooltipsy gives you complete control over the CSS, animation, and position.
Spritespin is a jQuery plugin that enables sprite animation in your website. It takes an array of images or a stiched sprite sheet and is able to play these images frame by frame. This results in an animation.
The aim of this plugin is to provide a 360 degree view of some kind of product. There is no flash needed. Everything is done with javascript and the jQuery framework.
Flex is a fluid asymmetrical animated grid plugin for jQuery. Flex is an idea inspired by the old flash homepage on Adidas.com.
JZoopraxiscope is a jQuery plugin for making animations from static images inspired in Eadweard Muybridge's Zoopraxiscope.
jTPS is a datatable jQuery plugin that offers pagination, animated scrolling through pages and intelligent natural sorting capability. The development version is currently 15KB.
Skitter is a jQuery plugin that enables us to convert unordered lists into slideshows with attractive animations. The slideshow can display the list of slides as numbers or thumbnails and items can be browsed with the help of prev-next buttons as well.
An alert alternative for jQuery that looks good. Apprise is a very simple, fast, attractive, and unobtrusive way to communicate with your users. Also, this gives you complete control over style, content, position, and functionality.
Apprise is, more or less, for the developer who wants an attractive alert or dialog box without having to download a massive UI framework.
Percentage Loader is a jQuery plugin for displaying a progress widget in more visually striking way than the ubiquitous horizontal progress bar / textual counter. It makes use of HTML5 canvas for a rich graphical appearance with only a 10kb (minified) javascript file necessary , using vectors rather than images so can be easily deployed at various sizes.
jqBarGraph is jQuery plugin that gives you freedom to easily display your data as graphs. There are three types of graphs: simple, multi and stacked. All you have to do is to pass your data to this plugin.
There are a lot of settings to tune appearance of your graph, as are animation, color scheme, dimensions etc. Also, you can additionally change look and feel of graph via CSS.