Using rails_admin without devise
Having a buckload of code to authorize users on your application is something you may like or not.
Speaking for myself I hate it. But I still love
rails_admin, here's how you install it without devise. Thanks to phoet for providing the hints in the gist I have forked from.
Add RailsAdmin to your Gemfile
do NOT add devise
gem "rails_admin", :git => "git://github.com/sferik/rails_admin.git"