Unity3D Login Framework is a module codebase to help you organize and realise different type of login (Facebook, GoogleSignIn, Mail) to backend services (Firebase, PlayFab) with ready made realization some of them.
Ready made Features
The framework is easily extensible, in the current version it support these features, see below: Backend: Firebase Playfab
Login: Google Sign In Facebook Mail login (Email/Password)
It's easy to expanding and add new login and server types and switch between them.