OpenMFG (usually abbreviated "OMFG") is an open source based, fully integrated accounting, ERP, and CRM enterprise software solution, from xTuple. Built with the open source PostgreSQL database, and the open source Qt framework from Trolltech for C++, it provides functionality for a range of businesses and industries. It includes the following modules: OpenMFG runs on Windows, Linux, and Mac - and is internationalized (multi-currency, support for multiple tax structures, and multilingual translation packs maintained by a global community).