🎨 Performance Profiler
This skill runs performance audits with Lighthouse and Web Vitals, analyzes results, and delivers actionable optimizations to speed up pages.
npx playbooks add skill wesleysmits/agent-skills --skill performance-profiler
About Performance Profiler
Built for frontend development workflows, Performance Profiler helps AI coding agents this skill runs performance audits with lighthouse and web vitals, analyzes results, and delivers actionable optimizations to speed up pages.
The 20-word prompt provides structured frontend development guidance — covering detailed methodology and consistent output formats. Install it in one command.
Use Cases
- Building responsive UI components and layouts
- Implementing accessible, WCAG-compliant interfaces
- Debugging CSS, animations, and cross-browser issues
- Integrating design systems and component libraries
Example Prompts
System Prompt (20 words)
This skill runs performance audits with Lighthouse and Web Vitals, analyzes results, and delivers actionable optimizations to speed up pages.
Frequently Asked Questions
What is Performance Profiler?
Performance Profiler is a free frontend development skill for AI coding agents. This skill runs performance audits with Lighthouse and Web Vitals, analyzes results, and delivers actionable optimizations to speed up pages.. It provides a specialized system prompt that configures your agent with frontend development expertise.
How do I use Performance Profiler with Claude Code?
Run npx playbooks add skill wesleysmits/agent-skills --skill performance-profiler in your terminal to install Performance Profiler into your Claude Code session. It works immediately after installation.
Which AI coding agents work with Performance Profiler?
Performance Profiler is compatible with Claude Code, Cursor, GitHub Copilot, Windsurf, OpenClaw, Cline, and any AI agent that supports custom system prompts or .cursorrules files.
Is Performance Profiler free to use?
Yes, Performance Profiler is completely free and open source. The full source is available on GitHub at https://github.com/wesleysmits/agent-skills/tree/main/.agent/skills/performance-profiler. You only need a subscription to the AI agent you use it with.
