XAMPP is a great solution for you who have a WordPress site.
Each letter making up the word XAMPP represents a different thing.
Simply put, it is an acronym.

X means that XAMPP is a cross platform software.
Lets start with Apache HTTP Server.
It is a programming language commonly used as a server-side scripting and command line scripting.

Perl
Perl has existed since 1987, which was around 33 years ago.
Perl is well-known for its flexibility in performing different kinds of tasks.
It doesnt require a high end machine, but having one is surely better since things can run faster.