In Windows, just takes a few steps to set it up. For Linux, it takes a few extra steps but still is quick enough to get you started.
For Windows, follow the instructions found at the .NET Interactive page in Github.
For Linux, for Ubuntu 18.04, follow the blog post “Ubuntu 18.04 Package Manager – Install .NET Core“.
Basically, in either operating systems, you install:
– Install the .NET Core SDK
– Install the ASP.NET Core runtime
– Install the .NET Core runtime
Click through for the step-by-step instructions. Once you have it done, you get not only Powershell but also F# and C#.