So you need a Apache setup with PHP or mod_perl, and you need it fast.
They have four distributions: Linux, Mac OS X, Windows and Solaris. All the versions are stable except the Mac OS X. They are still ironing out the last details on that one.
The Mac OS X version includes:
The distribution for Mac OS X contains: Apache, MySQL, PHP & PEAR, SQLite, Perl, ProFTPD, phpMyAdmin, OpenSSL, GD, Freetype2, libjpeg, libpng, zlib, Ming, Webalizer, mod_perl, phpSQLiteAdmin.
Very cool stuff.