polymerelements/paper-toggle-button

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

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

Common behaviors across the paper elements

Common (global) styles for Material Design elements.

Formats your entire project with clang-format

Utility classes to make building demo pages easier

Provide flexbox-based layouts

Utility classes to help make testing easier

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

Web Components Polyfills

Generate TypeScript type declarations for Polymer components.