Getting up and running with Ansible is a straightforward endeavor, and packages are available for most major Linux distributions, FreeBSD, and just about any platform where Python runs. If you have a recent version of Microsoft Windows installed that supports the Windows Subsystem for Linux (WSL), Ansible even installs and runs under this.
The official Ansible documentation provides installation documentation for all major platforms. Please refer to https://docs.ansible.com/ansible/latest/installation_guide/intro_installation.html.
In this chapter, our examples will be run on Ubuntu Server 18.04.2. However, as Ansible works across multiple different platforms, most examples should work on other operating systems too (or, at most, require minimal adaptation)...