The simply the best collection of plugins
The default browser tooltip that displays the value of the title attribute is replaced with a "poshier" version. Create a scalable tooltip by using a background image for the tooltip body.
A jQuery plugin to give advanced easing options.
Emmet plugin to create a code editor in a HTML textarea.
A jQuery plugin that makes long, unwieldy select boxes much more user-friendly.
A fast and fully-featured autocomplete library and works with hardcoded as well as remote data. Supports customized templates for suggestions.
A jQuery plugin that makes content flow up as you scroll down.
A platform independent Javascript HTML WYSIWYG editor released as Open Source under LGPL. TinyMCE has the ability to convert HTML textarea fields or other HTML elements to editor instances. Also available as jQuery plugin.
This plugin creates a simple, out of the way button just above the editor which pops up the plugin's documentation and shortcode examples for reference and handy "Insert Example" links to send the example shortcodes straight to the editor.
A jQuery plugin that lets you set a YouTube video as your page background. It scales the video, offsets the video and provides some basic controls for the video.