If you need Powershell (Windows Only) latest stable version : Powershell
If you have 2 versions of Powershell installed (5 and 6) you can easy switch between them.
more about Powershell, like color changing: Powershell
To manage presets on your Powershell you can use great tool from Luke Sampson: concfg.
concfg import https://raw.githubusercontent.com/lukesampson/concfg/master/presets/powershell-legacy.json
There is a lot of themes available with this great tool concfg: