polymerelements/iron-pages

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

Utility classes to make building demo pages easier

Web Components Polyfills

Coordinates the flow of resizeable elements

Manages a set of elements that can be selected

Common (global) styles for Material Design elements.

Formats your entire project with clang-format

Client-side dependencies for web-component-tester tests installed via npm.

Generate TypeScript type declarations for Polymer components.