Firebase Auth

Firebase Auth is a comprehensive authentication service developed by Google to make it easy for both web and mobile app developers to add secure, robust authentication to their applications. It supports sign-in via email and password, phone, and major social providers like Google, Apple, Facebook, GitHub, and more, offering a drop-in, customizable UI and strong security backed by Google's expertise. The tool is designed for developers seeking fast implementation and seamless user onboarding for apps at any scale.