React Router Best Practices

Performance optimization and architecture patterns for React Router applications. Contains 55 rules across 11 categories focused on data loading, actions, forms, streaming, and route organization.

When to Apply

Reference these guidelines when:

• Writing new React Router routes (loaders, actions)
• Handling forms and mutations
• Implementing streaming with Single Fetch
• Organizing route files and colocating queries
• Setting up authentication patterns
• Adding SEO/meta tags

Rules Summary

Data Loading (CRITICAL)