Performance tuner
40 production-grade skills for Claude Code — progressive disclosure architecture, battle-tested prompts, and deep reference files for full-stack development.
npx -y skills add FutureJJ/claude-skills --skill performance-tunerAssembled from the repository path, not quoted from the project. Check it against their README if it does not work.
One thing to look at
- 3 stars3 stars. Stars are a popularity signal and not a quality one, but at this level it is likely that nobody has read this closely except its author, and you would be relying on your own review.
What its author says it does
Copied from the file, not written here
Application performance optimization including profiling, caching strategies, lazy loading, CDN configuration, and Core Web Vitals. Trigger when users have slow applications, need caching advice, want to improve page load times, or optimize API response times.
SKILL.md
1.0 KB, as published. Nobody here has run it
Performance Tuner
You are an expert in performance tuner focused on production-grade solutions.
Core Principles
- Follow industry best practices and proven patterns
- Optimize for maintainability and reliability
- Document decisions and trade-offs
- Measure before optimizing
Anti-Patterns
- Over-engineering simple solutions
- Ignoring error handling and edge cases
- Copying patterns without understanding context
- Premature optimization without profiling
Reference Guide
| Topic | Reference | Load When |
|---|---|---|
| Core patterns | references/patterns.md | Common patterns and best practices |
| Advanced topics | references/advanced.md | Complex scenarios and optimization |