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name: performance-profiler description: Use when Systematic performance profiling for Node.js, Python, and Go applications.

Performance Profiler

Systematic performance profiling for Node.js, Python, and Go applications. Identifies CPU, memory, and I/O bottlenecks, generates flamegraphs, analyzes bundle sizes, optimizes database queries, runs load tests with k6 and Artillery. Always measures before and after. Use when investigating a slow endpoint, planning a performance budget, or hunting a memory leak in production. — One of 337+ skills in Ali Reza's multi-agent claude-skills collection (Claude, Codex, Gemini, Hermes; ~19k stars).

What you get

• Public GitHub repo (alirezarezvani/claude-skills)
• the performance-profiler skill folder with SKILL.md. Part of a 337-skill / 30-agent / 70-command install.

Customize your output

• Fork the repo and adapt the skill's instructions and references to your workflow.

Example output

Activates automatically when your request matches Performance Profiler; chains with the other skills, agents, and commands in the collection.

Best for

Creators, builders, and teams using Claude Code.