PHP, and Perl. Just download and start the installer. It's that easy.
XAMPP for Windows 1.8.2 & 1.8.3
Includes: Apache 2.4.10, MySQL 5.5.39,
PHP 5.4.31, phpMyAdmin 4.2.7.1, OpenSSL 0.9.8, XAMPP Control Panel
3.2.1, Webalizer 2.23-04, Mercury Mail Transport System 4.63, FileZilla
FTP Server 0.9.41, Tomcat 7.0.42 (with mod_proxy_ajp as connector),
Strawberry Perl 7.0.42 Portable
Includes: Apache 2.4.10, MySQL 5.6.20,
PHP 5.5.15, phpMyAdmin 4.2.7.1, OpenSSL 1.0.1, XAMPP Control Panel
3.2.1, Webalizer 2.23-04, Mercury Mail Transport System 4.63, FileZilla
FTP Server 0.9.41, Tomcat 7.0.42 (with mod_proxy_ajp as connector),
Strawberry Perl 7.0.42 Portable
XAMPP 1.8.2 (with PHP 5.4): Windows 2003, 2008, 2012,
XP, Vista, 7, 8 XAMPP 1.8.3 (with PHP 5.5): (Important: XP or 2003 not
supported) 2008, 2012, Vista, 7, 8.
XAMPP for Linux 1.8.2 & 1.8.3
Includes: Apache 2.4.10, MySQL 5.5.39,
PHP 5.4.31 & PEAR + SQLite 2.8.17/3.7.17 + multibyte (mbstring)
support, Perl 5.16.3, ProFTPD 1.3.4c, phpMyAdmin 4.2.7.1, OpenSSL
1.0.1i, GD 2.0.35, Freetype2 2.4.8, libpng 1.5.9, gdbm 1.8.3, zlib
1.2.8, expat 2.0.1, Sablotron 1.0.3, libxml 2.0.1, Ming 0.4.5, Webalizer
2.23-05, pdf class 0.11.7, ncurses 5.9, pdf class 0.11.7, mod_perl
2.0.8-dev, FreeTDS 0.91, gettext 0.18.1.1, IMAP C-Client 2007e, OpenLDAP
(client) 2.4.21, mcrypt 2.5.8, mhash 0.9.9.9, cUrl 7.30.0, libxslt
1.1.28, libapreq 2.12, FPDF 1.7, ICU4C Library 4.8.1, APR 1.4.6,
APR-utils 1.5.1
Includes: Apache 2.4.10, MySQL 5.6.20,
PHP 5.5.15 & PEAR + SQLite 2.8.17/3.7.17 + multibyte (mbstring)
support, Perl 5.16.3, ProFTPD 1.3.4c, phpMyAdmin 4.2.7.1, OpenSSL
1.0.1i, GD 2.0.35, Freetype2 2.4.8, libpng 1.5.9, gdbm 1.8.3, zlib
1.2.8, expat 2.0.1, Sablotron 1.0.3, libxml 2.0.1, Ming 0.4.5, Webalizer
2.23-05, pdf class 0.11.7, ncurses 5.9, pdf class 0.11.7, mod_perl
2.0.8-dev, FreeTDS 0.91, gettext 0.18.1.1, IMAP C-Client 2007e, OpenLDAP
(client) 2.4.21, mcrypt 2.5.8, mhash 0.9.9.9, cUrl 7.30.0, libxslt
1.1.28, libapreq 2.12, FPDF 1.7, ICU4C Library 4.8.1, APR 1.4.6,
APR-utils 1.5.1
Most all distributions of Linux are supported, including Debian, RedHat, CentOS, Ubuntu, Fedora, Gentoo, Arch, SUSE.
XAMPP for OS X 1.8.2 & 1.8.3
Includes: Apache 2.4.10, MySQL 5.5.39,
PHP 5.4.31 & PEAR + SQLite 2.8.17/3.7.17 + multibyte (mbstring)
support, Perl 5.16.3, ProFTPD 1.3.4c, phpMyAdmin 4.2.7.1, OpenSSL
1.0.1i, GD 2.0.35, Freetype2 2.4.8, libpng 1.5.9, gdbm 1.8.3, zlib
1.2.8, expat 2.0.1, Sablotron 1.0.3, libxml 2.0.1, Ming 0.4.5, Webalizer
2.23-05, pdf class 0.11.7, ncurses 5.9, pdf class 0.11.7, mod_perl
2.0.8-dev, FreeTDS 0.91, gettext 0.18.1.1, IMAP C-Client 2007e, OpenLDAP
(client) 2.4.21, mcrypt 2.5.8, mhash 0.9.9.9, cUrl 7.30.0, libxslt
1.1.28, libapreq 2.12, FPDF 1.7, ICU4C Library 4.8.1, APR 1.4.6,
APR-utils 1.5.1
Includes: Apache 2.4.10, MySQL 5.6.20,
PHP 5.5.15 & PEAR + SQLite 2.8.17/3.7.17 + multibyte (mbstring)
support, Perl 5.16.3, ProFTPD 1.3.4c, phpMyAdmin 4.2.7.1, OpenSSL
1.0.1i, GD 2.0.35, Freetype2 2.4.8, libpng 1.5.9, gdbm 1.8.3, zlib
1.2.8, expat 2.0.1, Sablotron 1.0.3, libxml 2.0.1, Ming 0.4.5, Webalizer
2.23-05, pdf class 0.11.7, ncurses 5.9, pdf class 0.11.7, mod_perl
2.0.8-dev, FreeTDS 0.91, gettext 0.18.1.1, IMAP C-Client 2007e, OpenLDAP
(client) 2.4.21, mcrypt 2.5.8, mhash 0.9.9.9, cUrl 7.30.0, libxslt
1.1.28, libapreq 2.12, FPDF 1.7, ICU4C Library 4.8.1, APR 1.4.6,
APR-utils 1.5.1
Mac OS X 10.6 or later.