ERP5 is a free Enterprise Resource Planning system based on the Zope application server. It is mainly developed in the Python programming language and the source code is freely available under the GNU General Public License. ERP5 is developed by the French company Nexedi which also offers consulting, customizations and training for ERP5. There are currently two version of ERP5: ERP5 Enterprise is used in enterprise level customer projects which are mainly focused on custom development and cust… (More on Erp5)