ruby gems - SERP Analysis

https://rubygems.org/

https://en.wikipedia.org/wiki/RubyGems

https://www.reddit.com/r/ruby/comments/1nkzszc/ruby_centrals_attack_on_rubygems/

https://github.com/ruby/rubygems

https://medium.com/%40morgannegagne/what-is-a-ruby-gem-1eec2684e68

https://www.ruby-lang.org/en/libraries/