The web, with simplicity.


Hanami combines small yet powerful frameworks:

These components are designed to be used independently or together in a Hanami application. If you aren't familiar with them, please take time to go through their READMEs.


You can give back to Open Source, by supporting Hanami development via a donation. :green_heart:



Gem Version Build Status Coverage Code Climate Dependencies Inline docs



Hanami supports Ruby (MRI) 2.3+


% gem install hanami


% hanami new bookshelf
% cd bookshelf && bundle
% bundle exec hanami server # visit http://localhost:2300

Please follow along with the Getting Started guide.


We strive for a Community made of inclusive, helpful and smart people. We have a Code of Conduct to handle controversial cases. In general, we expect you to be nice with other people. Our hope is for a great software and a great Community.

Contributor Code of Conduct

As contributors and maintainers of this project, we pledge to respect all people who contribute through reporting issues, posting feature requests, updating documentation, submitting pull requests or patches, and other activities.

We are committed to making participation in this project a harassment-free experience for everyone, regardless of level of experience, gender, gender identity and expression, sexual orientation, disability, personal appearance, body size, race, ethnicity, age, or religion.

Examples of unacceptable behavior by participants include the use of sexual language or imagery, derogatory comments or personal attacks, trolling, public or private harassment, insults, or other unprofessional conduct.

Project maintainers have the right and responsibility to remove, edit, or reject comments, commits, code, wiki edits, issues, and other contributions that are not aligned to this Code of Conduct. Project maintainers who do not follow the Code of Conduct may be removed from the project team.

This code of conduct applies both within project spaces and in public spaces when an individual is representing the project or its community.

Instances of abusive, harassing, or otherwise unacceptable behavior may be reported by opening an issue or contacting one or more of the project maintainers.

This Code of Conduct is adapted from the Contributor Covenant, version 1.1.0, available from http://contributor-covenant.org/version/1/1/0/


  1. Fork it ( https://github.com/hanami/hanami/fork )
  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 a new Pull Request

How To Use Hanami HEAD

If you want to test Hanami HEAD to try a new feature or to test a bug fix here how to do:

git clone https://github.com/hanami/hanami.git
cd hanami && bundle
bundle exec hanami new --hanami-head=true bookshelf
cd bookshelf
vim Gemfile # edit with: gem 'hanami', path: '..'

Development Requirements

  • Ruby 2.3+ / JRuby
  • Bundler
  • Qt (MacOS)
  • Node.js (MacOS)


In order to simulate installed gems on developers' computers, the build installs all the gems locally in vendor/cache, including hanami code from lib/.

Before to run a test please make sure to have a fresh version of the code:

% ./script/setup
% bundle exec rspec spec/path/to/file_spec.rb

Build / CI

To run all the tests, please use:

% ./script/ci


Hanami uses Semantic Versioning 2.0.0

Copyright © 2014-2016 Luca Guidi – Released under MIT License This project was formerly known as Lotus (lotusrb).