You don't need this source code unless you want to modify the gem. If you just want to use the package, just run:

gem install manatoo

• Ruby 2.0+.

If you are installing via bundler, you should be sure to use the https rubygems source in your Gemfile, as any gems fetched over http could potentially be compromised in transit and alter the code of gems fetched securely over https:

source 'https://rubygems.org'

gem 'rails'
gem 'manatoo'

The gem is available as open source under the terms of the MIT License.