[werkflow-user] license

Hi,
Which components of werkflow are open-source and which are 
commercially licensed?

Thanks,
-Joe Prosser


"The werkflow project aims to be a complete WFMS with 
several key components released as open-source, while 
making others available on a commercially licensed basis. 
The core rutime engine is available under a license 
similar to the Apache Software License which allows 
inclusion in commercial products"