Add Windows SDK and Windows App SDK support to an existing project (winapp init), restore pinned SDKs after cloning (winapp restore), update SDKs, or create a new WinUI app (winapp new). Use for Electron, .NET, C++, Rust, Flutter, or Tauri projects that need Windows setup.
Install
npx skills add microsoft/winappCli --skill winapp-setupnpx skills add microsoft/winappCli --skill winapp-setup -a claude-code -gnpx skills add microsoft/winappCli --skill winapp-setup -a codex -ggemini skills install https://github.com/microsoft/winappCli.git --path plugins/winapp/skills/winapp-setupgh skill install microsoft/winappCli winapp-setupgit clone --depth 1 https://github.com/microsoft/winappCli /tmp/microsoft__winappCli
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/microsoft__winappCli/plugins/winapp/skills/winapp-setup ~/.claude/skills/winapp-setup # Claude Code
cp -R /tmp/microsoft__winappCli/plugins/winapp/skills/winapp-setup ~/.agents/skills/winapp-setup # Codex, Cursor, Gemini CLI, Copilot, OpenCode