This plugin uses XHR for uploading multiple files with progress-bar in FF3.6+, Safari4+, Chrome and falls back to hidden iframe based upload in other browsers, providing good user experience everywhere.
jRating is a very flexible jQuery plugin for quickly creating an Ajaxed star rating system. It is possible to configure every detail from” the number of the stars” to “if the stars can represent decimals or not”.
jQuery Corner allows you to add effects to your elements corners.
AN7effects is a collection of simple MooTools scripts for adding link effects and content toggles to a website.