Achievo projectadministratie
Achievo projectadministratie
http://www.achievo.org/
Compiere ERP+CRM
The compiere open source erp solution with crm capabilities makes erp implementation easier
http://www.compiere.org/
GNU Cash
GNU Cash
http://www.gnucash.org/
GNU Enterprise
Free software for your business
http://www.gnuenterprise.org/
SQL Ledger
SQL Ledger
http://www.sql-ledger.com/