Expert guidance for developing cross-platform desktop applications with Avalonia UI framework. Use when building, debugging, or optimizing Avalonia apps including MVVM architecture, XAML design, data binding, styling, theming, custom controls, and cross-platform deployment for Windows, macOS, Linux, iOS, Android, and WebAssembly.
Install
npx skills add markpitt/claude-skills --skill avalonianpx skills add markpitt/claude-skills --skill avalonia -a claude-code -gnpx skills add markpitt/claude-skills --skill avalonia -a codex -ggemini skills install https://github.com/markpitt/claude-skills.git --path skills/avaloniagh skill install markpitt/claude-skills avaloniagit clone --depth 1 https://github.com/markpitt/claude-skills /tmp/markpitt__claude-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/markpitt__claude-skills/skills/avalonia ~/.claude/skills/avalonia # Claude Code
cp -R /tmp/markpitt__claude-skills/skills/avalonia ~/.agents/skills/avalonia # Codex, Cursor, Gemini CLI, Copilot, OpenCode