cache_ninja

https://github.com/arjun9/cache_ninja

**Cache Ninja** is the ultimate solution for safely and efficiently caching associations in your Ruby on Rails applications. While association caching is typically discouraged, there are specific scenarios where it's not just beneficial but essential for optimizing performance. **Cache Ninja** has been rigorously tested and is currently employed in our production-grade servers, making it the most reliable gem for association caching in Rails.