Claude Rules by Language & Framework
Community-submitted CLAUDE.md rules organized by language and framework. Pick your stack and copy rules that make Claude follow your project's conventions automatically.
App Router, Server Components, API routes, and Vercel deployment conventions.
Hooks, component patterns, state management, and React best practices.
Strict mode, type patterns, generics, and TS-specific conventions.
FastAPI, Django, Flask, type hints, and Python tooling (ruff, mypy, pytest).
Express, Fastify, NestJS, async patterns, and Node.js project structure.
Idiomatic Go patterns, error handling, naming conventions, and Go modules.
Ownership conventions, error handling with Result/Option, and Cargo workspace patterns.
Monorepos, shared types, frontend/backend separation, and cross-stack patterns.
Code style, commit conventions, test patterns, and general development best practices.