Common

• MSDN: .NET on Q&A Find answers to your technical questions about .NET.

.NET 5

• Improvements in native code interop in .NET 5.0
• Announcing .NET 5.0

C# language

• C#
• Xamarin

Architecture

• MvvmCross Build clean, pixel perfect, native UIs. Share behavior and business logic in a single codebase across supported platforms, using the Model-View-ViewModel (MVVM) design pattern. MvvmCross is a framework specifically developed for Xamarin and the mobile ecosystem. It supports Xamarin.iOS, Xamarin.Android, Xamarin.Mac, Xamarin.Forms, Universal Windows Platform (UWP) and Windows Presentation Framework (WPF)
  • GitHub

Event-driven

• Event-driven architecture: why did we choose it? In an event-driven architecture we have the concept of:
  • Publisher or Producer: a service which publishes an event after something happened in its domain
  • Subscriber or Consumer: a service which is interested in a specific event and it subscribes to it
• MSDN: Implementing the Event-based Asynchronous Pattern

UI

• Windows UI Library (WinUI) The Windows UI Library (WinUI) is a native user experience (UX) framework for both Windows Desktop and UWP applications.