There are several ERP software manufacturers and among them, prominent are SAP, Oracle Corporation, People Soft, JD Edwards, Lawson etc. SAP has the major share in the ERP market and next comes the Oracle Corporation. Oracle has bought JD Edwards, People Soft, and Siebel recently and they compete with SAP aggressively. Leading ERP software like SAP, Oracle Apps, etc., are focusing on all functionalists of an enterprise and few companies are focusing on certain domains only. Below are the popular ERP Tools and their respective vendor list.