Opentip
An open source javascript tooltip based on the protoype framework.
Avgrund
Avgrund is a jQuery plugin with new modal concept for popups
Tiles.js
A simple JavaScript library for creating tile-based edge-to-edge layouts. Built on jQuery.
Responsive Elements
Responsive elements makes it possible for any element to adapt and respond to the area they occupy. It's a tiny javascript library that you can drop into your projects today.
Upfile
Makes file inputs a pleasure to use with progressive enhancement.
Darktooltip
Simple customizable tooltip with confirm option and 3d effects
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!
Vex
A modern dialog library which is highly configurable and easy to style. #hubspot-open-source
FullCalendar
Full-sized drag & drop event calendar (jQuery plugin)
J Query Selectric
jQuery plugin for easy manipulation and customization of HTML selects
Ng Morphing Modal
Angular Morphing Modal
Highlight.js
Javascript syntax highlighter
Datalist Polyfill
Minimal and dependency-free vanilla JavaScript polyfill for the awesome datalist-functionality
Sticky Navbar.js
stickyNavbar.js: Fancy sticky navigation jQuery plugin with smart anchor link highlighting
Salvattore
A jQuery Masonry alternative with CSS-driven configuration.
Mark.js
JavaScript keyword highlighting. Mark text with options for diacritics, synonyms, custom elements, custom class names, separate word search (multiple terms), filter selectors, accuracy and iframes. Also available as jQuery plugin. Compatible with DataTables.
jQuery News Ticker
An easy to use, slick and flexible news ticker plugin for jQuery.