Onpub is supported on any operating system (Windows, Linux/Unix, OS X, etc.) and web server (Apache, IIS, etc.) that supports the following PHP and MySQL requirements:

PHP versions 5.2 and above

• PDO and PDO_MYSQL extensions must be installed
• GD image processing extension must be installed
• magic_quotes_gpc config option must be disabled
• allow_url_fopen config option must be enabled

MySQL versions 4.1.2 and above

• InnoDB tables must be enabled