Code review

Skill spideynolove/claude-code-in-action/00-materials/claude-howto/03-skills/code-review

The process I experienced firsthand through the https://anthropic.skilljar.com/claude-code-in-action course using real-world daily projects

Install

npx -y skills add spideynolove/claude-code-in-action --skill code-review

Assembled from the repository path, not quoted from the project. Check it against their README if it does not work.

One thing to look at

2 stars2 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

Comprehensive code review with security, performance, and quality analysis. Use when users ask to review code, analyze code quality, evaluate pull requests, or mention code review, security analysis, or performance optimization.

SKILL.md

1.8 KB, as published. Nobody here has run it

Code Review Skill

This skill provides comprehensive code review capabilities focusing on:

Security Analysis
- Authentication/authorization issues
- Data exposure risks
- Injection vulnerabilities
- Cryptographic weaknesses
- Sensitive data logging
Performance Review
- Algorithm efficiency (Big O analysis)
- Memory optimization
- Database query optimization
- Caching opportunities
- Concurrency issues
Code Quality
- SOLID principles
- Design patterns
- Naming conventions
- Documentation
- Test coverage
Maintainability
- Code readability
- Function size (should be < 50 lines)
- Cyclomatic complexity
- Dependency management
- Type safety

Review Template

For each piece of code reviewed, provide:

Summary

Overall quality assessment (1-5)
Key findings count
Recommended priority areas

Critical Issues (if any)

Issue: Clear description
Location: File and line number
Impact: Why this matters
Severity: Critical/High/Medium
Fix: Code example

Findings by Category

Security (if issues found)

List security vulnerabilities with examples

Performance (if issues found)

List performance problems with complexity analysis

Quality (if issues found)

List code quality issues with refactoring suggestions

Maintainability (if issues found)

List maintainability problems with improvements

Version History

v1.0.0 (2024-12-10): Initial release with security, performance, quality, and maintainability analysis