title: Flutter - Can Google Sign in be used without firebase?
body: <p>There <a href="https://pub.dev/packages/google_sign_in" rel="noreferrer">google_sign_in</a> package on pub.dev, bu the link it provides for setting the application up points to <a href="https://firebase.google.com/?platform=android" rel="noreferrer">https://firebase.google.com/?platform=android</a>...</p>
  
  <p>Thanks!</p>