How to: DevOps Tools
* [Backup](https://github.com/backup/backup) - Provides an elegant DSL in Ruby for performing backups on UNIX-like systems.
* [BOSH](https://github.com/cloudfoundry/bosh) - Cloud Foundry BOSH is an open source tool chain for release engineering, deployment and lifecycle management of large scale distributed services.
* [Capistrano](http://capistranorb.com) - A remote server automation and deployment tool written in Ruby.
* [Centurion](https://github.com/newrelic/centurion) - A mass deployment tool for Docker fleets.
* [Chef](https://github.com/chef/chef) - A systems integration framework, built to bring the benefits of configuration management to your entire infrastructure.
* [Einhorn](https://github.com/stripe/einhorn) - Einhorn will open one or more shared sockets and run multiple copies of your process. You can seamlessly reload your code, dynamically reconfigure Einhorn, and more.
* [Itamae](https://github.com/itamae-kitchen/itamae) - Simple and lightweight configuration management tool inspired by Chef.
* [Kanrisuru](https://github.com/avamia/kanrisuru) - Manage remote infrastructure in Ruby
* [Lita](https://www.lita.io/) - ChatOps for Ruby: A pluggable chat bot framework usable with any chat service.
* [Logstash](https://github.com/elastic/logstash) - Logs/event transport, processing, management, search.
* [Kamal](https://github.com/basecamp/kamal) - Kamal offers zero-downtime deploys, rolling restarts, asset bridging, remote builds, accessory service management, and everything else you need to deploy and manage your web app in production with Docker.
* [Mina](https://github.com/mina-deploy/mina) - Really fast deployer and server automation tool.
* [Puppet](https://github.com/puppetlabs/puppet) - An automated administrative engine for your Linux, Unix, and Windows systems, performs administrative tasks (such as adding users, installing packages, and updating server configurations) based on a centralized specification.
* [Rubber](https://github.com/rubber/rubber) - The rubber plugin enables relatively complex multi-instance deployments of RubyOnRails applications to Amazon's Elastic Compute Cloud (EC2).
* [SSHKey](https://github.com/bensie/sshkey) - SSH private and public key generator in pure Ruby (RSA & DSA).
* [Sunzi](https://github.com/kenn/sunzi) - Server provisioning utility for minimalists
* [Ruby-LXC](https://github.com/lxc/ruby-lxc) - Native ruby binding for Linux containers.
* [Vagrant](http://www.vagrantup.com) - Create and configure lightweight, reproducible, and portable development environments.