better_record

https://github.com/SampsonCrowley/multi_app_active_record

This app extends active record to allow you to change the polymorphic type value in relationships. It also extends active record batching functions to be able to order records while batching. - As a bonus. the same 'split_batches' function is made available to Arrays It also adds optional auditing functions and password hashing functions, as well as migration helpers