SAP provides free "Trial" editions through the SAP Cloud Appliance Library (CAL) . While these often feature newer systems like , they are the only legal way for individuals to host a private SAP instance for free for a limited time.
: Software Downloads > Installations & Upgrades > A-Z Index > E > SAP ERP > SAP ENHANCE PACKAGE > EHP7 FOR SAP ERP 6.0 > IDES VERSION. download sap ides ecc 6.0 free
SAP software is proprietary, and official access is generally restricted to registered customers and partners. SAP provides free "Trial" editions through the SAP