fish shell - The friendly interactive shell.
Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
zsh - The Z shell (Zsh) is a Unix shell that can be used as an interactive login shell and as a powerful command interpreter for shell scripting.
C++ - Has imperative, object-oriented and generic programming features, while also providing the facilities for low level memory manipulation
PowerShell Plus - Learn how to learn and master PowerShell fast with an interactive learning center, a powerful IDE, pre-loaded scripts, and a PowerShell Editor… all for free.
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible