PowerShell is a great IT tool/language/frameword, will be very useful on Linux also.
Announcing PowerShell on Linux - PowerShell is Open Source! - Scott Hanselman
Microsoft is announcing PowerShell on Linux powered by .NET Core and it's all open source
and hosted at http://GitHub.com/PowerShell/PowerShell.
PowerShell/docs/learning-powershell at master · PowerShell/PowerShell · GitHub
Microsoft open sources PowerShell, brings it to Linux and OS X | TechCrunch
PowerShell is Microsoft’s latest open source release, coming to Linux, OS X | Ars Technica
(Creator of PowerShell) Jeffrey Snover presents the PowerShell open source project for Windows, Linux and macOS.
MIT license! One code base, running on Windows Nano Server and other platforms!