Firebase Authentication provides backend services and easy-to-use APIs to authenticate users to your app. It supports authentication using passwords, popular federated identity providers like Google, Facebook and Twitter, and more.

Features

  • Anonymous user authentication
  • Authentication using email & password
  • Authentication using 3rd party provider (Facebook, Twitter, GitHub, Google)
  • Link with/unlink from providers
  • Retrieve and update user information
  • Sign out

Requirements

  • iOS 7+
  • Android Android 4.0.3+
  • Adobe AIR 20+

Documentation & guides

See the GitHub page for documentation and setup guide.