dotnet-winui

Develop WinUI 3 desktop apps with MVVM, dependency injection, and XAML.

466|35|Updated Mar 15, 2026

Search Tags:#desktop development #.net #mvvm #xaml #winui #windows app sdk

Ready to run

npx skills add https://github.com/managedcode/dotnet-skills --skill dotnet-winui-managedcode

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: dotnet-winui
Source: https://github.com/managedcode/dotnet-skills/tree/main/skills/dotnet-winui
Command: npx skills add https://github.com/managedcode/dotnet-skills --skill dotnet-winui-managedcode

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides guidance and code examples for building modern Windows desktop applications using WinUI 3 and the Windows App SDK, addressing common development challenges and best practices.

Core Features & Use Cases

Application Architecture: Demonstrates MVVM pattern with MVVM Toolkit, dependency injection, and navigation.
UI Development: Covers XAML binding, theming, dialogs, and window management.
Use Case: You need to build a new desktop application for Windows 11 that leverages the latest UI controls and follows modern .NET development patterns. This Skill will guide you through setting up the project structure, implementing core features, and adhering to best practices.

Quick Start

Follow the provided examples to implement the MVVM pattern in your WinUI 3 application.

Frequently Asked Questions about dotnet-winui

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I implement the MVVM pattern in a WinUI 3 application?▼

To implement the MVVM pattern in WinUI 3, use the MVVM Toolkit for view models, apply dependency injection for services, and establish XAML binding for your UI components. This approach ensures maintainable application architecture.

What is the best way to manage window navigation in Windows App SDK apps?▼

The best way to manage window navigation in Windows App SDK apps is by establishing a navigation service coupled with dependency injection. This structure handles view switching and frame management while avoiding common anti-patterns.

Can I use dependency injection with WinUI 3 and the Windows App SDK?▼

Yes, you can use dependency injection with WinUI 3 and the Windows App SDK. Integrating a dependency injection container allows you to manage service lifetimes and inject dependencies into your view models efficiently.

How does theming and dialog management work in WinUI desktop development?▼

Theming and dialog management in WinUI desktop development utilizes XAML controls to apply light, dark, or custom themes. Dialogs are managed through dedicated UI components to ensure consistent user interactions across the application.

What are common anti-patterns when building Windows desktop applications with WinUI?▼

Common anti-patterns when building Windows desktop applications with WinUI include tightly coupling views to business logic, bypassing dependency injection, and improperly managing window lifecycles. Following the MVVM pattern prevents these issues.

Do I need XAML to build modern Windows 11 desktop applications?▼

Yes, you need XAML to build modern Windows 11 desktop applications using WinUI 3. XAML provides the structural foundation for designing responsive user interfaces and establishing data binding with your view models.