Activemodel

shoulda-matchersRuby

RSpec and Minitest-compatible one-liner matchers for testing common Rails functionality like validations and associations.

elasticsearch-railsRuby

A suite of Ruby gems providing seamless Elasticsearch integration for ActiveModel/Record, Rails applications, and Ruby objects.

ReformRuby

A Ruby form object library that decouples forms from models, providing validation, nesting, and composition.

ActiveInteractionRuby

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

validates_timelinessRuby

A Rails plugin for comprehensive date, time, and datetime validation with timezone handling and custom format support.