May work with other ADOdb supported databases, but has not been tested with them:
PostgreSQL
ODBC
Oracle
Microsoft SQL
Web browser requirements
Any modern web browser
Javascript enabled
Cookies enabled
Do not save the password at the login screen
Security Requirements. The internal application is used to store private customer information and should be installed in a way that minimizes the risk to that information.
Install on a dedicated server on your internal LAN protected by a firewall
GPG or PGP required for encryption of stored card data
An SSL certificate on the web server, can be self-signed if you desire