Microsoft PowerShell is now open source, and available for 64-bit Linux systems.
Sorry for the spelling and phonetic errors in the text.
Owner and main writer of MintGuide.org is not a native English speaker.
Download the packages from Microsoft
Packages with PowerShell is available on the project page on GitHub. Download appropriate for your operating system. Examples:
To install, double click on the downloaded package.
How to run PowerShell in Linux Mint
Open a terminal, type "powershell" at the command prompt and press Enter.
To exit, use the "exit" command.