There are some good tutorials about Xamarin Forms, e.g. https://developer.xamarin.com/guides/xamarin-forms/getting-started/introduction-to-xamarin-forms/ https:

There are some good tutorials about Xamarin Forms, e.g. https://developer.xamarin.com/guides/xamarin-forms/getting-started/introduction-to-xamarin-forms/ https://developer.xamarin.com/guides/xamarin-forms/getting-s.... Xamarin Forms Labs is a great open source project for controls and services using Xamarin Forms: https://github.com/XLabs/Xamarin-Forms-Labs https://github.com/XLabs/Xamarin-Forms-Labs