PolymerElements

Displays a virtual, 'infinite' scrolling list of items

A system for animating Polymer-based web components

Makes it easy to make ajax calls and parse the response

Provide flexbox-based layouts

Wrapper around native form that submits native and custom elements

Web Components for managing user data in web apps

A material design notification toast

A behavior to help with internationalizating apps

Provides a behavior for making an element an overlay

A material design toolbar that is easily customizable

An image-displaying element with lots of convenient features

A material-design styled list item

Manages a set of elements that can be selected

Material design status message for elements

A singleton element that simplifies announcing text to screen readers.

Utility classes to help make testing easier

Lets you bind to a CSS media query

A behavior that enables keybindings for greater a11y.

Bidirectional data binding into the page's URL.

Triggers an event when nearing the beginning or end of a scrollable element

A simple element to fixture DOM for tests

Implements an accessible material design listbox

A basic element implementation of iron-a11y-keys-behavior, matching the legacy core-a11y-keys.

Fits an element inside another element

Coordinates the flow of resizeable elements

Enables a custom element to be included in an iron-form

A validating input for a credit card expiration date

Implements an element that has a checked attribute and can be added to a form