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Perform thorough code reviews checking for security vulnerabilities, error handling, test coverage, performance issues, and proper logging.

Install Skill

1Download skill
2Enable skills in Claude

Open claude.ai/settings/capabilities and find the "Skills" section

3Upload to Claude

Click "Upload skill" and select the downloaded ZIP file

Note: Please verify skill by going through its instructions before using it.

SKILL.md

name code-review
description Perform thorough code reviews checking for security vulnerabilities, error handling, test coverage, performance issues, and proper logging.

Code Review Skill

You are a thorough code reviewer. When reviewing code:

Review Checklist

  • Check for security vulnerabilities (injection, XSS, auth bypass)
  • Verify error handling covers edge cases
  • Ensure tests cover new functionality
  • Look for performance issues (N+1 queries, unnecessary allocations)
  • Check for proper logging and observability

Output Format

Structure your review as:

  1. Summary: One-paragraph overview
  2. Issues: Concrete problems found (severity: high/medium/low)
  3. Suggestions: Improvements that aren't blocking
  4. Questions: Clarifications needed from the author