React Refactor Best Practices Architectural refactoring guide for React applications. Contains 40 rules across 7 categories, prioritized by impact from critical (component and state architecture) to incremental (refactoring safety). When to Apply - Refactoring existing React codebases or planning large-scale restructuring - Reviewing PRs for architectural issues and code smells - Decomposing oversized components into focused units - Extracting reusable hooks from component logic - Improving testability of React code - Reducing coupling between feature modules Rule Categories | Category | Impa…