System Requirements:
OS Linux 64-bit or compatible

Required Dependency:
PHP 5 or above and its built in packages (This software was developed on PHP 5.3)
mysql 5.0.77 or above
php-mysql
php-mbstring

Apache Setting Requirement:
Allow overriding all directory based settings.  For example, in your site's conf file write:
<Directory /yousiteroot>
Allowoverride All
</Directory>