jQuery Knob
Nice, downward compatible, touchable, jQuery dial
Typeahead.js
A fast and fully-featured autocomplete library
React95
🌈🕹 Refreshed Windows 95 style UI components for your React app
Treesaver
JavaScript library for creating column and page-based layouts
Sweetalert
A beautiful replacement for JavaScript's "alert"
jQuery Labelauty
A lightweight and beautiful jQuery plugin for radio and checkbox inputs.
jQuery Impromptu
An extention to help provide a more pleasant way to spontaneously prompt a user for input.
Gifplayer
Customizable jquery plugin to play and stop animated gifs. Similar to 9gag's. Support for video formats
Ng Morphing Modal
Angular Morphing Modal
Backbone.notifier
Notifications framework for Backbone.js
Turn.js
The page flip effect for HTML5
Tooltipster
A jQuery tooltip plugin
Nprogress
For slim progress bars like on YouTube, Medium, etc
Ng Dialog
Modals and popups provider for Angular.js applications
Domenu
Customized version of Nestable for WordPress-like back-end hierarchical menu creation.
Animated Modal.js
animatedModal.js is a jQuery plugin to create a fullscreen modal with CSS3 transitions. you can use the transitions by animate.css or create yourself their transitions.
jQuery Dynatable
A more-fun, semantic, alternative to datatables