Use when building React 18+ applications requiring component architecture, hooks patterns, or state management. Invoke for Server Components, performance optimization, Suspense boundaries, React 19 features. Keywords: React, JSX, hooks, useState, useEffect, use(), Suspense, RSC.
Install
npx skills add Jeffallan/claude-skills --skill react-expertnpx skills add Jeffallan/claude-skills --skill react-expert -a claude-code -gnpx skills add Jeffallan/claude-skills --skill react-expert -a codex -ggemini skills install https://github.com/Jeffallan/claude-skills.git --path skills/react-expertgh skill install Jeffallan/claude-skills react-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/react-expert ~/.claude/skills/react-expert # Claude Code
cp -R /tmp/Jeffallan__claude-skills/skills/react-expert ~/.agents/skills/react-expert # Codex, Cursor, Gemini CLI, Copilot, OpenCode