HostFact

HostFact is a software package that allows hosting companies and other IT service providers to automate their processes and invoicing. Registering domain names with registrars, creating hosting accounts on servers, and other provisioning for IT services can be set up automatically thanks to the more than 45 integrations that HostFact offers. In addition, HostFact offers extensive functionality for invoicing, a customer panel, order forms and a ticketing system.

Through the payment integration with Pay., invoices and orders can be easily paid. Read here more.