OpenAI
WinUI App
Bootstrap, develop, and design modern WinUI 3 desktop applications with C# and the Windows App SDK using official Microsoft guidance, WinUI Gallery patterns, Windows App SDK samples, and CommunityToolkit components. Use when creating a brand new app, preparing a machine for WinUI, reviewing, refactoring, planning, troubleshooting, environment-checking, or setting up WinUI 3 XAML, controls, navigation, windowing, theming, accessibility, responsiveness, performance, deployment, or related Windows
19.4k stars
openai/skillsskills/.curated/winui-appMarch 6, 2026
Install command
python "$CODEX_HOME/skills/.system/skill-installer/scripts/install-skill-from-github.py" --repo openai/skills --path skills/.curated/winui-appTell me the task — I'll narrow the agent shortlist.
