What is Firebase JavaScript SDK?

The Firebase JavaScript SDK implements the client-side libraries used by applications using Firebase services . This SDK is distributed via: CDN. npm package.

To add Firebase to your web service, copy your Firebase project’s custom code snippet, JavaScript and CSS files into your web service:

Before you can add Firebase to your JavaScript app, you need to create a Firebase project and register your app with that project . When you register your app with Firebase, you’ll get a Firebase configuration object that you’ll use to connect your app with your Firebase project resources.