Alt Rails devise login/auth engine for Rails
In main app config/routes.rb
mount ConnectBy::Engine, at: "/a" #### alter route to suit
Add this line to your application's Gemfile:
gem "connect_by"
And then execute:
$ bundle
Or install it yourself as:
$ gem install connect_by
Contribution directions go here.
The gem is available as open source under the terms of the MIT License.