The restic utility provides a convenient and well-designed command-line tool for backing up files and directories.
Ansible provides an Open Source framework for automation. It is most well-known for managing servers and network devices, but you can use Ansible to automate almost any task.
Commonly used commands in PowerShell.
The least that you need to know about PowerShell.
Accessing remote systems with PowerShell.
Notes on version 2 of the command-line tool for AWS.
Azure DevOps has an extension that provides a calendar for each Team, but the API is not documented. These notes cover API methods for the Team calendar, to enable automation.
Notes on querying AWS.