Build or review WinUI 3 applications with the Windows App SDK, including MVVM patterns, packaging decisions, navigation, theming, windowing, and interop boundaries with other .NET stacks. USE FOR: building native modern Windows desktop UI on WinUI 3; integrating Windows App SDK features into a .NET app; deciding between WinUI, WPF, WinForms, and MAUI for Windows. DO NOT USE FOR: unrelated stacks; generic tasks that do not need this specific guidance. INVOKES: inspect the repository context, edit targeted files, and run relevant build, test, lint, or validation commands when changes are made.
$npx -y skills add managedcode/dotnet-skills --skill winuiInstalls into the current project.
Run `npx skills use "https://github.com/managedcode/dotnet-skills" --skill "managedcode/dotnet-skills/winui"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/managedcode/dotnet-skills" that are relevant to the current task. Run `npx skills add "https://github.com/managedcode/dotnet-skills"` and select the relevant skills, then follow their instructions.