Bootstro.js
Tiny JS library using bootstrap's popovers to help guide your users around your website
Perfect Scrollbar
Tiny but perfect jQuery scrollbar plugin
jQuery jKit
A very easy to use, cross platform, jQuery based UI toolkit, that's still small in size, has the features you need, and doesn't get in your way of doing things!
Syntax Highlighter
SyntaxHighlighter is a fully functional self-contained code syntax highlighter developed in JavaScript.
Ant Design
🐜 A UI Design Language
Inspire Tree
Inspired Javascript Tree UI Element
Drooltip.js
🔥 💦 Minimalistic, powerful and extensible Vanilla JS tooltip plugin
AutoCompleteJS
AutoCompleteJS Widget
jQuery Labelauty
A lightweight and beautiful jQuery plugin for radio and checkbox inputs.
Simptip
A simple CSS tooltip made with Sass
Blur.js
blur.js is a jQuery plugin that produces psuedo-transparent blurred elements over other elements.
jPanelMenu
A jQuery plugin that creates a paneled-style menu (like the type seen in the mobile versions of Facebook and Google, as well as in many native iPhone applications).
J Query Context Menu
jQuery contextMenu plugin & polyfill
Custombox
Modal Window Effects with transitions CSS3.
Angularjs Slider
Slider directive for AngularJS. No dependencies and mobile friendly.
Fancy Select
A better select for discerning web developers everywhere.