[](https://www.webcomponents.org/element/LostInBrittany/granite-js-dependency-grabber) # granite-js-dependency-grabber > Based on Polymer 2.x A custom element and a mixin to ensure that non-componentalized mon-modularized external JavaScript libraries are loader once and only once, and in the right order, importing all the needed dependencies only if they aren't already loaded ## Usage example ```html ``` ## Install the Polymer-CLI First, make sure you have the [Polymer CLI](https://www.npmjs.com/package/polymer-cli) installed. 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. ## Contributing 1. Fork it! 2. Create your feature branch: `git checkout -b my-new-feature` 3. Commit your changes: `git commit -m 'Add some feature'` 4. Push to the branch: `git push origin my-new-feature` 5. Submit a pull request :D ## License [Apache Licence, Version 2.0](https://opensource.org/licenses/Apache-2.0)