Our original Web Component library.

HTML Standard

Web Components specifications

Former home of import maps (now merged into HTML)

🚲 A preprocessor for anyone writing specifications that converts source files into actual specs.

Accessibility Object Model

Fork this repo if you want to start your own Web Component using Polymer

Use cases and requirements for standardizing element queries.

Do not be fooled. You do not have to be a ninja to use this toolkit for slides presentation!

A Custom Element for rendering Markdown built with Polymer

CSS Grid Layout Examples

Defining custom attributes that provide rich mixin behavior

A small Polymer element that represents a complex entity such as a calendar event or a contact.

Accessible, custom designed checkbox and radio button inputs styled with CSS (and a dash of jQuery)

ECMAScript Object.observe spec

A base custom element class with a reliable `parsedCallback` method.

All-in-one icon element built with Polymer

Enable any DOM element to be resizable and draggable.

Dot graph visualization component for Polymer

Modification of dom-if to be if/else compliant.

Polymer element for memory-stats

Web-component for logging

DEPRECATED! GitHub Flavored Markdown (GFM) editor with filedrop, paste functionality and a preview window

Data bind to a CSS Media Query

FileDrop panel

DEPRECATED! GitHub Flavored Markdown (GFM) editor with filedrop and paste functionality

DEPRECATED! GitHub Flavored Markdown (GFM) viewer

A simple way ton include responsive videos from vimeo.com using Polymer

A Custom Element providing translation of text.

Custom Element that displays a Gravatar image for an email or a hash