Master modern JavaScript with ES6+, async patterns, and Node.js APIs. Handles promises, event loops, and browser/Node compatibility. Use PROACTIVELY for JavaScript optimization, async debugging, or complex JS patterns.
Install
npx skills add sickn33/agentic-awesome-skills --skill javascript-pronpx skills add sickn33/agentic-awesome-skills --skill javascript-pro -a claude-code -gnpx skills add sickn33/agentic-awesome-skills --skill javascript-pro -a codex -ggemini skills install https://github.com/sickn33/agentic-awesome-skills.git --path skills/javascript-progh skill install sickn33/agentic-awesome-skills javascript-progit clone --depth 1 https://github.com/sickn33/agentic-awesome-skills /tmp/sickn33__agentic-awesome-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/sickn33__agentic-awesome-skills/skills/javascript-pro ~/.claude/skills/javascript-pro # Claude Code
cp -R /tmp/sickn33__agentic-awesome-skills/skills/javascript-pro ~/.agents/skills/javascript-pro # Codex, Cursor, Gemini CLI, Copilot, OpenCode