Odoo is a software suite to better manage and run your company.
Odoo is a fully integrated, customizable, open-source software packed with hundreds of expertly designed business applications. Odoo’s intuitive database is able to meet a majority of business needs, such as: CRM, Sales, Project, Manufacturing, Inventory, and Accounting, just to name a few.
HylafaxManager - Windows/Linux client for Hylafax Server(Fax Server for *nix)
The pre-requisit to use is have a Hylafax Server installed on network.
See project page for more details.