Sending faxes via a HylaFAX Server is a breeze with the MacHylafax fax client for OS X. Simply click an address book entry, choose a cover sheet and your fax is sent.
Try out the fully functional demo for yourself by clicking
the download link, or read
more about the features. Compatible with Mac OS X Tiger (10.4) through to OS X Yosemite (10.10).