Advanced tagging/tokenizing plugin for jQuery and Twitter Bootstrap with a focus on keyboard and copy-paste support.
Stupidly Simple Lightboxing - The jQuery lightbox plugin for people who know what they’re doing.
A jQuery Plugin by Harvest to Tame Unwieldy Select Boxes
Quick access to HTML, CSS and jQuery documentation
Autocomplete jQuery plugin
Knobs, dials and segments
Gantt chart (or date range visualiser) library for jQuery
See the code and parameters behind jQuery functions
Simple, lightweight, jQuery photo viewer/gallery
Dynamically displaying Markdown formatted comments from an associated GitHub Issue via jQuery
Viewports, caching and jQuery templating
Execute functions whenever you scroll to an element. Useful for infinite scrolling and sticky elements
jQuery plugin for magical reveal/sort/filter layouts that progressively transform blocks using CSS3 (or older techniques).