Using the Windows App SDK Resource Manager (MRT Core) in Unpackaged Win32 (WinForms/WPF) App.

As a UWP developer I relied heavily on the framework to deal with managing application resources such as images and string literals. You might think this is quite simple as images are just files that are packaged with your app and strings can just be put in a constants file. Where this all gets complicated … Read more

Building a XAML UserControl for WinUI, UWP, WPF or Xamarin.Forms (.NET MAUI)

One of the powerful aspects of any XAML platform is the ability to define your own controls. In this post we’re going to look at building a user control that allows you to reuse chunks of your user experience. It doesn’t matter whether you’re using UWP, WinUI, Xamarin.Forms (.NET Maui) or the Uno Platform, the … Read more

Windows 11 and the Windows App SDK

Last night / this morning I sat through one of the most professional and well executed series of non-live presentations from Microsoft covering Windows 11 and all the great features / tools that are coming for developers. In this post I’m going to cover some of the points that I took away from the sessions, … Read more

Nuget Package Explorer ( is a PWA powered by Uno Platform

As a true demonstration of the capabilities of the Uno Platform the Nuget Package Explorer (source on GitHub / Microsoft Store) is now available at For more information read the announcement. One thing that’s not immediately obvious is that is in fact a PWA. In Edge (and Chrome) you should see an icon … Read more

Visual Designer, Hot Reload and Beyond

In the last couple of years we’ve seen a massive spike in interest around “Hot Reload” thanks to the popularity of frameworks such as React/React Native and more recently, Flutter. The goal of Hot Reload is to allow developers to iteratively change their application code, whilst debugging their application – this cuts down considerably the … Read more

How to run a WinUI 3 (Project Reunion) app on Windows 10X (Xbox and Hololens)

If you look at what Microsoft is working on with Project Reunion, it’s clear to see that they’ve set a vision to reunite the various groups of Windows developers. The aim is not to have every developer using exactly the same technology stack but rather to give every developer access to the richness of the … Read more

Async Support for Executing Storyboards in UWP and WinUI

Sometimes I forget just how old and dated XAML is, and how little advances Microsoft has made to make it easy to work with. With the move to WinUI, hopefully we’ll start to see some much needed improvements – we’ve seen some already with the ability to define row and column definitions as a single … Read more

Start and Restart Windows (UWP/WinUI) Applications on Windows Startup

A while ago Windows introduced a little-known feature that allows applications to automatically restart when Windows is restarted. However, rather than just look at this feature, which Windows app developer get for free, in this post we’re going to look at different options for starting and restarting a Windows application when Windows starts/restarts. Launch on … Read more

XAML Islands Getting Started Guide – Adding UWP Controls to Windows Forms or WPF Application

One of the reasons that Microsoft failed to get wide spread adoption of the Universal Windows Platform (UWP) is that there is already a massive investment into Windows Forms (WinForms) and Windows Presentation Foundation (WPF) applications. In this post we’re going to walk through how you can use XAML Islands to host UWP controls within an existing WinForms or WPF application.

Thinking Out Loud: Mvvm Navigation for XAML Frameworks such as Xamarin.Forms, UWP/WinUI, WPF and Uno

One of the things that’s often given me pause for thought is the approach we take to navigation within applications. For the purpose of this post I’m going limit the scope to just XAML based applications (XF/Maui, UWP/WinUI/Uno, WPF). In all of these application platforms there is a built in capability to navigate between pages. … Read more

XAML Basics for WPF, UWP, Uno and WinUI

This is an index post for a series of blog posts covering some XAML basics. The original content came from a series of posts that Beatriz Stollnitz made on WPF/Silverlight that had been moved to a github repository. Unfortunately most of the samples don’t work out of the box with the latest version of Visual Studio … Read more