XAMPP (XAMPP), a web server, cross-platform software is free. That from servers, Apache HTTP, etc. database Mai SS s and an interpreter script, PHP and Perl is formed. The English name of XAMPP from the letters of X(i.e., each of 4 OS), the Apache (the Apache), the MySQL (Mai SS s ), PHP (PHP), and Perl (Perl) is formed.
This program is licensed under the GNU/GPL is released, and absolutely Free. a web server that can make pages dynamic servicing. Now XAMPP on OS, Windows, Linux, etc., Solaris, and Mac OS X works.

the full meaning of XAMPP:
X (any of four different operating systems), Apache, MySQL, PHP and Perl