citrusdb is customer care and billing software that can be used in many different service providers, including Internet service, subscriptions, consulting, and telecommunications. It provides CRM, ticketing, invoicing, and credit card batches.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
New session handling that uses the database instead of the PHP's built-in system was implemented. A new feature that saves account activation or credit card data files to the server for automatic processing by external scripts was included, and a table for custom payment modes was added.