TiltShift.js – CSS3 Tilt Shift Effect
The TiltShift.js jQuery plugin uses new CSS3 image filters to create the tilt shift effect often found in photography.
CSS
Snap.js – Mobile Side Menu
The Snap.js library helps to create the mobile side menu shelf, which can slide in from the left or right.
Pleeease – Online CSS Processing
Pleeease is an easy to use online CSS processing tool, providing an online editor for simplifying preprocessors and combines them with postprocessors
Sequence – Advanced CSS3 Transitions
Sequence is a responsive animation framework which uses advanced CSS3 transitions. Some applications of the framework include sliders, presentations, banners, and other step-based interactions.
SpinKit – CSS Loading Spinners
A collection of customizable, animated CSS loading spinners for modern browsers
Flipload – Flip HTML Elements and Load
Easily flip HTML elements to show a loading indicator.
-prefix-free – Use unprefixed CSS properties
The -prefix-free script allows the use of unprefixed CSS properties. It adds the current browser's vendor prefix to any CSS code when needed.
Consistent rendering across web browsers
For consistent rendering of HTML elements across browsers with a focus on modern standards, normalize.css targets only the styles that need normalizing.
Declarative Handling CSS Animation Library
AniJS is a CSS Animation Library using Declarative Handling, which aims to provide a quick and efficient method to creating front-end event based animations
CSS3 Transition and Animation Effeckts
A UI-less library providing keyframe based CSS3 transitions and animations, targeting 60 fps performance on target browsers and devices.
IcoMoon – Icon Font Builder and Library
IcoMoon is striving to build and provide the best iconography and icon management tool for perfectionists.
Stylie – CSS Keyframe Animation Generator
A web application which allows you to quickly and graphically create, configure, tweak and generate CSS keyframe animations.