Ruby developer since early 2000s
SharedForm for Rails
Loading hook for Rails models
Rails Engine to allow ActiveRecord associations be set up in the DB instead of being hard-coded.
Rails Engine providing some tools to organize your application records, e.g. lists, tags, flags, etc.
SimpleDelegator on steroids: automatic delegation, decorator class inference, etc.
DB-driven user roles & permits for Rails with CanCan support
Rails Engine to let models inherit partials until overridden.
Your gem’s authors abstraction
Utility classes and Ruby extensions beyond Active Support
Action AI is a framework for designing AI interaction layers for Rails.
Everything is a message!
All the shared stuff.
Find a related class for an object (ex., a decorator, a presenter, a controller, or whatever).
Presentation layer for Rails models to replace Draper