Other open source business software projects

Open-Project is tcl/postgres based, liscensed under GPL2, with expert system add-ons at a premium. project-open.org
WyattERP is a tcl/tk and postgresql ERP solution wyatterp.com (Thanks Andrew: http://openacs.org/forums/message-view?message_id=341707 )
SQL-Ledger is perl/postgres/mysql based, licensed under GPL, but documentation is not free. Handles international accounting. Geared towards bookkeepers and accountants UI (instead of operations). sql-ledger.org
"Open for Business" uses j2ee, java, postgresql or mysql. ofbiz.org
Compiere uses j2ee, java, and oracle db (working toward db independence). compiere.org. See also OpenBravo
Tool East is a sustainable collaborative network of regional based tool and die making workshops developing a cost-efficient ERP application. Will support the efficient coordination of intra-enterprise order processing and strengthen competition and competitiveness of Eastern European SMEs. Primarily, orders management, work planning, resource allocation and CRM need to be optimised and linked together in a dynamic work environment.
erp5 based on zope platform (with custom database)

Abdabi = A Business Directory, All Businesses, Internationally An RDF-based web of information for discovery of business services of all kinds. The Abdabi GNU package will contain software which is useful for interacting with this web of information. abdabi
Travel Enterprise aims to provide a complete framework and solution to manage Travels Business. erptravel
FreeProspect is a management tool designed for multi-users business canvassing and thanks to which it is possible to accurately monitor the contacts made by the entire marketing department. freeprospect
FTB Accounting - easy to install / use accounting package for small businesses. It will be modular and platform independant, written in python and using the GNU enterprise tools. It will initially focus on New Zealand, but country specific logic will be in modules. ftba
GNU Enterprise is a project aimed at developing a complete enterprise level business environment. gnue
GNUe/Small Business is a set of accounting and production systems written on top of the GNU Enterprise architecture. It is designed to serve the needs of Small-to-Medium Enterprises (Small Businesses.) gnue-sb
Goldwater Middleware is a lightweight distributed middleware, delivering high-performance, high-availability and scalability for successful e-business applications. It has found use in both the private sector and FSF/GNU applications such as DotGNU. goldwater
Generalised business system kairo