Backstretch is a simple jQuery plugin that allows you to add a dynamically-resized background image to any page. It will stretch any image to fit the page, and will automatically resize as the window size changes.
Camera slideshow is an open source project, based on Diapo slideshow, but improved a lot. You can download it and use for free.
Camera slideshow requires jQuery 1.4+ and other jQuery plugins are necessary if you want to use some functionalities: jQuery Easing and a customized version of jQuery Mobile to use Camera with mobile devices.
With this example you can slide in letter by letter when hovering over a link element. You can either have the same word or a different one and you can slide in the new letters all the same time or one after the other.
GradientText is an ultra small, easy to use jQuery plugin that will give your standard H1, H2, H3, etc. headers a gradient text color. GradientText automatically converts your text to a HTML5 <canvas> tag with the gradient you specify, and also allows for shadow. The font will stay the same as defined in your CSS.
bgStretcher (Background Stretcher) is a jQuery plug-in which allows you to add a large image (or a set of images) to the background of your web page and will proportionally resize the image(s) to fill the entire window area. The plug-in will work as a slideshow if multiple images mode is used (the speed and duration for the slideshow is configurable).
Splatter is a jQuery plugin which applies a random position, size, and color to elements on a page. The most basic implementation adds randomly colored and positioned asterisks to the element.
While CSS3 allows us to rotate letters, it is quite complicated to arrange each letter along a curved path. Arctext.js is a jQuery plugin that let’s you do exactly that. Based on Lettering.js, it calculates the right rotation of each letter and distributes the letters equally across the imaginary arc of the given radius.
jQZoom is a javascript image magnifier built at the top of the popular jQuery javascript framework. jQzoom is easy to use script to magnify what you want.
The jQuery Image Effects project is a plugin for the jQuery JavaScript Framework, which adds simple effects to your images.