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A tool to track down object leaks in a Ruby process.

API documentation for master branch


Add this line to your application's Gemfile:

gem 'click'

And then execute:

$ bundle

Or install it yourself as:

$ gem install click


See the demo app for an example of a simple Sinatra app that uses an existing Sequel database and that leaks objects when connecting to a certain endpoint. Try running the app and then running click-console /tmp/click_demo_memory.sqlite to inspect the live database.


  1. Fork it
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create new Pull Request