# JavaScript Modules: ES6 Import and Export > [https://www.youtube.com/watch?v=_3oSWwapPKQ](https://www.youtube.com/watch?v=_3oSWwapPKQ) Install [Node.js](https://nodejs.org/). Within this folder run the terminal command `npm install` to install the `devDependencies`. Then run `npm start` to start up a development server on `http://localhost:9966` and run the scripts through the client side.