Summary
A solid generalist skill for anyone writing modern JavaScript across Node.js and browser environments. It covers the practical async patterns you actually need (promises, async/await, event loop behavior), ES6+ features, and cross-platform compatibility considerations. The focus on preventing callback hell and race conditions shows it's aimed at real-world code quality, not just syntax. Use this when you're working in plain JavaScript and need help with async debugging, migrating legacy code to modern standards, or optimizing performance. It won't help with TypeScript architecture or broader backend design decisions, but for pure JS work with proper error handling and testing patterns, it's a capable starting point.
Install to Claude Code
npx -y skills add sickn33/antigravity-awesome-skills --skill javascript-pro --agent claude-codeInstalls into .claude/skills of the current project.
Keep your Mac awake while Claude Code and 40+ AI agents run. Sleeps when they're idle.
One time payment $9 →
Integrate web data into your AI product. One API to scrape website & brand data.
Get API Key Now →
Agent, run crypto. Access onchain data & trade routes via 1inch.
Install now →
On Capafy, your Skill runs online 24/7 as an agent product, and you get paid every time someone uses it.
Start earning →
Files
SKILL.md
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Featured
Keep your Mac awake while Claude Code and 40+ AI agents run. Sleeps when they're idle.
One time payment $9 →Integrate web data into your AI product. One API to scrape website & brand data.
Get API Key Now →Agent, run crypto. Access onchain data & trade routes via 1inch.
Install now →On Capafy, your Skill runs online 24/7 as an agent product, and you get paid every time someone uses it.
Start earning →First SeenJun 3, 2026
