jQuery Loading Plugins
Rotator is a simple jQuery plugin for creating a circular loading bar (progress bar) with percentage display and callback events support.
A jQuery based customizable Loading Effect plugin which allows you to create your own loading effect with custom animations and algorithms.
jQuery Waiting is a jQuery plugin that allows to add and remove a loading indication (e.g. an AJAX spinner gif) with some useful options like positioning and adding it as an overlay inside the element or over the entire page.
imageloader is an useful jQuery plugin for preloading images with javascirpt to improve the user experience.
loadingDots is a super simple and cross-browser jQuery plugin that displays animated loading dots for ajax content loading.
Nimble Loader is a jQuery based loading bar generator that helps you quickly and simply create loading effects with animated loading spinner for your projects like ajax content loading, content fetching/refreshing, time counting etc.
pietimer is a simple jQuery plugin that allows you to create a circular pie graph-like timer using CSS3 and jQuery. Good for countdown timer or loading bar.
A Progress Bar implemented entirely using CSS 3 gradients, shadows, and border-radius, with a touch of animation. This progress bar will work in the latest version of all major browsers to provide full compatibility with animation, gradients