By PJ Jakovljevic
Another market player that has voiced its opinions is Norfolk, Virginia, (US)-based xTuple (formerly OpenMFG). Privately held xTuple is a self-financed developer of enterprise-class business process applications powered by open source software and infrastructure such as Linux operating system (OS), PostgreSQL database, and Qt, a C++ graphical user interface (GUI) development framework from Trolltech, a Norwegian software company.