Wholly
jQuery plugin used to select the entire table row and column in response to mouseenter and mouseleave events. Wholly supports table layouts that utilize colspan and rowspan.
Sco.js
Javascript extensions for twitter bootstrap
Darktooltip
Simple customizable tooltip with confirm option and 3d effects
Wheelnav
Animated javascript navigation component based on Raphaël.js (SVG/VML). It can be a pie menu (radial menu, circular menu) and many more.
Tooltipster
A jQuery tooltip plugin
Infinity
UITableViews for the web.
Grid
Drag and drop library for two-dimensional, resizable and responsive lists
Air Datepicker
Cool jQuery datepicker
Materialize
Materialize, a CSS Framework based on Material Design
Chardin.js
Simple overlay instructions for your apps.
jQuery Tourbus
A jQuery tour/walkthrough plugin.
Jq Tree
Tree widget for jQuery
Bootstrap Datepicker
A datepicker for @twitter bootstrap forked from Stefan Petre's (of eyecon.ro), improvements by @eternicode
jQuery Knob
Nice, downward compatible, touchable, jQuery dial
Rome
Customizable date (and time) picker. Opt-in UI, no jQuery!
Nano Scroller
A jQuery plugin that offers a simplistic way of implementing Lion OS scrollbars.