Links
Core
jQuery is a fast, concise, JavaScript Library it simplifies how you traverse HTML documents, handle events, perform animations and add Ajax interactions to your web pages.
http://jqueryui.com/ Theme, CSS, Widgets etc…
Blog
Debug
Learning
Plugin
http://bassistance.de/ Autocomplete, Prettydate, etc..
Bookmark
Calendar
Date
Editor
markItUp! is a JavaScript plugin built on the jQuery library. It allows you to turn any textarea into a markup editor. Html, Textile, Wiki Syntax, Markdown, BBcode or even your own Markup system can be easily implemented.
http://code.google.com/p/lwrte/ Lightweight Rich Text Editor (RTE / WYSIWYG) plugin for jQuery.
File Manager/Upload
http://www.dreamcss.com/2009/07/file-managers-based-on-jquery-ajax-php.html
http://www.zurb.com/playground/ajax_upload ZURB Playground. Image Uploads with 100% Less Suck. Guaranteed.
Forms
http://rikrikrik.com/jquery/autosave/ Autosave is designed to save the progress of forms by saving the fields to cookies so you won’t lose anything should anything go wrong.
Google
Graph
http://code.google.com/p/flot/ Flot is a pure Javascript plotting library for jQuery.
jQuery Sparklines Generate sparklines (small inline charts)…
jqplot, Pure JavaScript Plotting the jQuery Way.
Grid
Image
Jcrop, the jQuery Image Cropping Plugin.
Message
Table
Visualisation
http://code.google.com/p/jsplumb/ jQuery/MooTools/YUI3 library providing visual plumbing for elements on a web page.