Looking for logging into the Xamarin Sign In site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Xamarin Sign In site. After that you can login as usual with your login credentials.
https://university.xamarin.com/login
https://developer.xamarin.com/samples/monodroid/google-services/SigninQuickstart/
https://developer.xamarin.com/samples/xamarin-forms/Navigation/LoginFlow/
https://forums.xamarin.com/discussion/132250/login-with-google-account
https://visualstudio.microsoft.com/xamarin/
https://stackoverflow.com/questions/36367436/how-to-implement-google-auth-login-in-xamarin-forms
https://stackoverflow.com/questions/49412367/google-signin-delegates-not-firing-in-xamarin-ios
https://auth0.com/docs/quickstart/native/xamarin/01-login
https://developer.okta.com/blog/2018/12/27/build-a-basic-android-app-with-xamarin-and-visual-studio
https://appcenter.ms/
https://github.com/Azure-Samples/active-directory-xamarin-native-v2
https://medium.freecodecamp.org/xamarin-forms-navigation-using-delegates-and-coordinator-a01fb7e3c120
https://mallibone.com/post/creating-a-login-screen-with-xamarinforms