in Development \ Misc. Dev. Tools
gcdb is an aesthetically pleasing MySQL/PHP billing database. It supports Customer, Payment, Invoice, Account, and Trouble Ticket entries. Meant for ISP, Hosting, or general billing.
A new version of GCDB, GCDB-Reloaded. This project was started due to the fact GCDB devlopment has stalled. Support for PayPal, cPanel, and custom modules for other web hosting packages and payment gateways