Scans React codebases for security, performance, correctness, architecture issues including lint, dead code, accessibility, bundle size. Outputs 0-100 health score; checks regressions on changed files before commits.
npx claudepluginhub joshuarweaver/cascade-code-testing-misc --plugin millionco-react-doctorThis skill uses the workspace's default tool permissions.
Scans React codebases for security, performance, correctness, and architecture issues. Outputs a 0–100 health score.
Guides Next.js Cache Components and Partial Prerendering (PPR) with cacheComponents enabled. Implements 'use cache', cacheLife(), cacheTag(), revalidateTag(), static/dynamic optimization, and cache debugging.
Guides building MCP servers enabling LLMs to interact with external services via tools. Covers best practices, TypeScript/Node (MCP SDK), Python (FastMCP).
Generates original PNG/PDF visual art via design philosophy manifestos for posters, graphics, and static designs on user request.
Scans React codebases for security, performance, correctness, and architecture issues. Outputs a 0–100 health score.
Run npx -y react-doctor@latest . --verbose --diff and check the score did not regress.
If the score dropped, fix the regressions before committing.
Run npx -y react-doctor@latest . --verbose (without --diff) to scan the full codebase. Fix issues by severity — errors first, then warnings.
npx -y react-doctor@latest . --verbose --diff
| Flag | Purpose |
|---|---|
. | Scan current directory |
--verbose | Show affected files and line numbers per rule |
--diff | Only scan changed files vs base branch |
--score | Output only the numeric score |