Use when building iOS/macOS applications with Swift 5.9+, SwiftUI, or async/await concurrency. Invoke for protocol-oriented programming, SwiftUI state management, actors, server-side Swift. Keywords: Swift, SwiftUI, iOS, macOS, async, Combine, UIKit.
Install
npx skills add Jeffallan/claude-skills --skill swift-expertnpx skills add Jeffallan/claude-skills --skill swift-expert -a claude-code -gnpx skills add Jeffallan/claude-skills --skill swift-expert -a codex -ggemini skills install https://github.com/Jeffallan/claude-skills.git --path skills/swift-expertgh skill install Jeffallan/claude-skills swift-expertgit clone --depth 1 https://github.com/Jeffallan/claude-skills /tmp/Jeffallan__claude-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/Jeffallan__claude-skills/skills/swift-expert ~/.claude/skills/swift-expert # Claude Code
cp -R /tmp/Jeffallan__claude-skills/skills/swift-expert ~/.agents/skills/swift-expert # Codex, Cursor, Gemini CLI, Copilot, OpenCode