Slickhover.js is a lightweight useful jQuery plugin that produces a slick and smooth hover effect that fades out images and shows a custom icon when a user hovers over an image.
ImageMapster is a jQuery plugin that lets you activate HTML image maps without using Flash.
imagesLoaded is a jQuery plugin that triggers a callback after all the selected/child images have been loaded. Because you can't do
.load() on cached images.
JZoopraxiscope is a jQuery plugin for making animations from static images inspired in Eadweard Muybridge's Zoopraxiscope.
jQuery Picture is a tiny plugin to add support for responsive images to your layouts. It supports both figure elements with some custom data attributes and the new proposed picture format. This plugin will be made redundant when the format is approved and implemented by browsers.
jSignature is a jQuery plugin that simplifies creation of a signature capture field in a browser window, allowing a user to draw a signature using mouse, pen, or finger on touch enabled devices (e.g. iPhones, iPads or Android devices).
jSignature captures signature as vector outlines of the strokes. Although jSignature can export great bitmap (PNG) too, extraction of highly scalable stroke movemmovement coordinates (aka vector image) of the signature allows much greater flexibility of signature rendering
jFlickrFeed Plugin makes it easy to pull Flickr feeds and display them on your site.
Jcrop is the quick and easy way to add image cropping functionality to your web application. It combines the ease-of-use of a typical jQuery plugin with a powerful cross-platform DHTML cropping engine that is faithful to familiar desktop graphics applications
The imgPreview plugin allows your users to preview an image before clicking on it and, out of necessity, will preload the image so when a user does click through to it there is no waiting time!