You can just add each Rails framework to your Gemfile and be done. `require "rails/all"` catches load errors, so you don't need to require the frameworks manual

You can just add each Rails framework to your Gemfile and be done. `require "rails/all"` catches load errors, so you don't need to require the frameworks manually in application.rb. https://gist.github.com/nateberkopec/1184c81a92c10d84d779 https://gist.github.com/nateberkopec/1184c81a92c10d84d779