WordPress has hundreds of plugins using jquery. I feel jquery + wordpress will be great combination. It make wonderful design. Below you will find 17 Most Used WordPress Jquery Plugins. These plugins are all about efficient simple and spectacular methods of enhancing the functionality of your blog.
Seamlessly integrates FancyBox into your blog: Upload, activate, and you’re done. No further configuration needed
This plugin show instead of the next and prev links a jQuery slider as a modern pagebar. So it’s easy to navigate through many pages.
This plugin changes the view of galleries to the lightbox.
Adds Colorbox/Lightbox functionality to images on the blog. Images are grouped by post or page. Also works for WordPress galleries
Integrate Lightbox into your blogs. Open Images and Native Galleries on the popup overlay window without touching the html code.
Better than Twitter’s own widgets – Tweet Blender is tag-aware and has support for multiple authors, lists, hashtags, and keywords all blended together. The plugin can show tweets from just one user or a list of users (as all other Twitter plugins do); however, it can also show tweets for a topic which you can define via Twitter hashtag or keyword. But there is more! It can also show tweets for multiple authors AND multiple lists AND multiple keywords AND multiple hashtags all blended together into a single stream.
Will bring your galleries as valid XHTML blocks on screen and associate linked images with Fancybox.
Polaroid Gallery is a CSS3 & jQuery Image Gallery plugin for WordPress Media Library. It is used to overlay images as polaroid pictures on the current page or post and uses WordPress Media Library.
Adds A Fade In/Out Transition To The WordPress Login Page, Admin Pannel, and Your Website! Like Flash, Made With jQuery.
Smilies Themer Toolbar provides a toolbar to easily add custom smilies to comments.
Makes the native WordPress galleries use a lightbox script called ColorBox to display the fullsize images.
Adds a new menu to your WordPress powerwed site and allows you to control what it looks like via an easy user to interface.
Smooth Slider adds a smooth content and image slideshow with customizable background and slide intervals to any location of your blog
Create a jQuery-driven rotating image sidebar widget.
Add jquery lazy loading to images.