This document describes how to set up PostBooks ERP on Ubuntu 7.04. The resulting system provides a powerful GUI-based ERP-system.
It's at Howtoforge
PostBooks is a full-featured, fully-integrated accounting, ERP, and CRM system, based on the award winning OpenMFG ERP Suite.
Built with the open source PostgreSQL database, and the open source Qt framework for C++, it provides the ultimate in power and flexibility for a range of businesses and industries.