Vitux published a tutorial about installing XAMPP on Debian GNU/Linux 10.
How to Install XAMPP on Debian 10
XAMPP stands for cross-platform(X), Apache(A) server, MariaDB(M), PHP(P) and Perl(P). It is a collection of these four and some other programs that enable users to transform their systems into a fully functional server.
How to Install XAMPP on Debian 10