Chefhttps://www.chef.io/https://docs.chef.io/https://www.chef.io/training/tutorialshttps://docs.chef.io/platform_overview/https://en.wikipedia.org/wiki/Chef_(software)https://www.upguard.com/blog/chef-open-source-vs-hosted-chef-vs-on-premises-chefAWS Chef (OpsWorks)Pricing