faxage

https://github.com/diasks2/faxage

The Faxage API can be used to send and receive faxes, gather sent fax images and transmittal pages, provision DIDs, enable and disable (busy out) DIDs, access CDRs, get realtime status, can be polled or can push sent and received fax notifications, check local number portability, manage users, retrieve system audit logs and more.