Hint.css
A tooltip library in CSS for your lovely websites.
Multiple.js
Sharing background across multiple elements using CSS
Flipload
Flipping elements and show a loading indicator easily.
Hide Seek
A simple, mobile-friendly, yet customizable quick/live search jQuery plugin.
Vex
A modern dialog library which is highly configurable and easy to style. #hubspot-open-source
Gridster.js
gridster.js is a jQuery plugin that makes building intuitive draggable layouts from elements spanning multiple columns
Tabulous.js
A jQuery tabs module for todays web!
Flowtime.js
Flowtime.js HTML5/CSS3/JS Presentation Framework
Styled Components
Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅
Sticky Navbar.js
stickyNavbar.js: Fancy sticky navigation jQuery plugin with smart anchor link highlighting
Sidr
Sidr is a jQuery plugin for creating side menus and the easiest way for doing your menu responsive.
Salvattore
A jQuery Masonry alternative with CSS-driven configuration.
Domenu
Customized version of Nestable for WordPress-like back-end hierarchical menu creation.
Datalist Polyfill
Minimal and dependency-free vanilla JavaScript polyfill for the awesome datalist-functionality
q Tip2
qTip2 - Pretty powerful tooltips
Multiscroll.js
multiscroll plugin by Alvaro Trigo. Create full screen pages with two scrolling sections per page.
Dragscroll
tiny library for drag-n-drop scrolling style