rails-dev-best-practices
Community Ruby on Rails Development Best Practices
Comprehensive performance and maintainability optimization guide for Ruby on Rails applications, maintained by Community. Contains 45 rules across 8 categories, prioritized by impact to guide automated refactoring and code generation.
When to Apply
Reference these guidelines when:
- Writing new Rails controllers, models, or views
- Optimizing ActiveRecord queries and database access patterns
- Implementing caching strategies (fragment, Russian doll, low-level)
- Building or refactoring API endpoints
- Adding Turbo Frames and Streams for interactive UIs
- Reviewing code for N+1 queries and security vulnerabilities
- Designing background jobs with Sidekiq or Active Job
- Writing or reviewing database migrations
Rule Categories by Priority
| Priority | Category | Impact | Prefix |
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