Powershell, because it actually is a shell so it's great at easily invoking commands and using their outputs as actual return values, and because it has "progra

Powershell, because it actually is a shell so it's great at easily invoking commands and using their outputs as actual return values, and because it has "programming language" constructs like dependency management in modules, etc. It has some great tools for user interaction, too, including secure string handling for credentials, a TUI framework, easy parallelism, unit tests and lots more.