[](https://www.webcomponents.org/element/bahrus/billboard-charts) # \ Web component interface to billboard.js - the [hit charting library](https://naver.github.io/billboard.js/) forked from c3, which uses d3 ## Install the Polymer-CLI First, make sure you have the [Polymer CLI](https://www.npmjs.com/package/polymer-cli) and npm (packaged with [Node.js](https://nodejs.org)) installed. Run `npm install` to install your element's dependencies, then run `polymer serve` to serve your element locally. ## Viewing Your Element ``` $ polymer serve ``` ## Running Tests ``` $ polymer test ``` Your application is already set up to be tested via [web-component-tester](https://github.com/Polymer/web-component-tester). Run `polymer test` to run your application's test suite locally.