Reexamining the Limitations, Expectations, Capabilities and Misunderstandings of BPEL, as well as Executing BPMN Directly It seems that conventional wisdom has been for a while that "Business Process Execution Language" or "WS-BPEL4WS" is the standard for execution in the BPM space. At the same time, the majority of BPM and workflow products on the market today work successfully without using BPEL.