Ansible is an open-source software provisioning, configuration management, and application-deployment tool enabling infrastructure as code. It runs on many Unix-like systems, and can configure both Unix-like systems as well as Microsoft Windows. It includes its own declarative language to describe system configuration. Ansible was written by Michael DeHaan and acquired by Red Hat in 2015.
Ansible Tower
Ansible Tower is a REST API, web service, and web-based console designed to make Ansible easier to use for people with a wide range of IT skillsets. It is a hub for automation tasks. Tower is a commercial product supported by Red Hat, Inc. but derived from AWX upstream project, which is open source since September 2017.
Document
Cheatsheet
