neogrup/nc-items-grid

An image-displaying element with lots of convenient features

A system for animating Polymer-based web components

A material design floating action button

Adds a material design ripple to any container

The Polymer library makes it easy to create your own web components. Give your element some markup and properties, and then use it on a site. Polymer provides features like dynamic templates and data binding to reduce the amount of boilerplate you need to write

JavaScript implementation of the Web Animations API

Utility classes to make building demo pages easier

A simple element to fixture DOM for tests

Web Components Polyfills

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

simple, flexible, fun test framework

Client-side library for testing web-components with Mocha.

A behavior to help with internationalizating apps

Provide flexbox-based layouts

A set of icons for use with iron-icon

Displays a virtual, 'infinite' scrolling list of items

Number, money and currency formatting library.