react-doctor

Originally fromposthog/posthog
Summary

Automated React codebase scanner that detects security, performance, correctness, and architecture issues.

  • Generates a 0-100 diagnostic score with actionable findings across four categories: security vulnerabilities, performance bottlenecks, correctness errors, and architectural problems
  • Designed for post-change workflows: run after code modifications, fix flagged issues, then re-run to verify improvements
  • Supports verbose output and diff mode to highlight changes between scans
  • Ideal for code review checkpoints, feature completion, and bug-fix verification in React projects
SKILL.md

React Doctor

Scans your React codebase for security, performance, correctness, and architecture issues. Outputs a 0-100 score with actionable diagnostics.

Usage

npx -y react-doctor@latest . --verbose --diff

Workflow

Run after making changes to catch issues early. Fix errors first, then re-run to verify the score improved.

Weekly Installs
6.6K
GitHub Stars
6.1K
First Seen
Feb 17, 2026
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