Break free from CSS vendor prefix hell!
-prefix-free lets you use only unprefixed CSS properties everywhere. It works behind the scenes, adding the current browser’s prefix to any CSS code, only when it’s needed.

A jQuery plugin to provide an alternate text wrapping algorithm. I hope to get this into the CSS spec, so it's implemented as a polyfill.

A collection of CSS3 powered hover effects to be applied to call to actions, buttons, logos, featured images and so on. Easily apply to your own elements, modify or just use for inspiration. Available in CSS and SASS.

We got frustrated at the lack of free, responsive sliders, so we wrote our own. Sure, there are some out there, but we found out the hard way, they have two settings or they use soon-to-be-deprecated functions.

Plates is a native PHP template system that’s fast, easy to use and easy to extend. It’s inspired by the excellent Twig template engine and tries to bring modern template language functionality to native PHP templates. Plates is designed for developers who prefer to use native PHP templates over compiled templates, such as Twig or Smarty.

Mobify.js is an open source library for improving responsive sites by providing responsive images, JS/CSS optimization, Adaptive Templating and more.

Quickly create responsive HTML emails that work on any device & client. Even Outlook.

Pattern Lab is a collection of tools to help create and maintain atomic design systems.

Create unique web design with Twitter Bootstrap. Kw: themes, templates, styles. generator. customize.

Theme generator for bootstrap

Free themes for Bootstrap

The plugin will get your list, wrap it into a container div, generate as many lists as the number of columns you require and evenly split the list items into the different list elements. If the list items are not enough to evenly fill in all the columns, the plugin will hide the columns in excess (this might happen only if you’re ordering your list items vertically as per default).

The Columnizer jQuery Plugin will automatically layout your content in newspaper column format. You can specify either column width or a static number of columns. And, of course, it’s easy to use!

Bower is a package manager for the web. It offers a generic, unopinionated solution to the problem of front-end package management, while exposing the package dependency model via an API that can be consumed by a more opinionated build stack. There are no system wide dependencies, no dependencies are shared between different apps, and the dependency tree is flat.

Masonry is a JavaScript grid layout library. It works by placing elements in optimal position based on available vertical space, sort of like a mason fitting stones in a wall. You’ve probably seen it in use all over the Internet.

jQuery plugin to fire events when user's cursor aims at particular dropdown menu items. For making responsive mega dropdowns like Amazon's.

Snap.svg
The JavaScript SVG library for the modern web.

The ultimate framework for building and validating responsive HTML5 forms.

Create Beautiful Fullscreen Scrolling Websites