Open Source download URL
MySQL
http://dev.mysql.com/get/Downloads/MySQL-4.1/mysql-essential-4.1.10-win32.msi/from/http://mysql.zawodny.com/
Apache
http://apache.mirrors.redwire.net/httpd/binaries/win32/apache_2.0.53-win32-x86-no_ssl.msi
ActivePerl
http://downloads.activestate.com/ActivePerl/Windows/5.8/ActivePerl-5.8.6.811-MSWin32-x86-122208.msi
PHP
http://us3.php.net/get/php-4.3.10-installer.exe/from/us2.php.net/mirror