This library allows us to integrate IRuby and Rails.


zermq is required.


Add this line to your application's Gemfile:

gem 'iruby-rails', group: :development

# You have to specify which cztop or ffi-rzmq do you use for ZMQ
gem 'cztop'
# gem 'ffi-rzmq'

And then execute:

$ bundle


Run the code below in the notbook cell.

require 'iruby/rails'


After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to


Bug reports and pull requests are welcome on GitHub at[USERNAME]/iruby-rails.


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