ActiveSupport

ActiveInteractionAaronLasseigne/active_interaction

A service object framework for Rails that encapsulates business logic with input validation and type safety.

rails-settings-cachedhuacnlee/rails-settings-cached

A Rails gem for managing global application settings with ActiveRecord-like syntax and built-in caching.

montroserossta/montrose

A Ruby library for defining and enumerating recurring events with a chainable interface and ActiveRecord serialization support.