Enhdyra Shark is an opensource, GPLv3 licensed, Java workflow engine based on XPDL 2.1 specification and BPMN.
In the version 4.0-1 Shark switched from XPDL 1.0 support to XPDL 2.1 and BPMN support.
Old XPDL 1.0 files are automatically being converted into XPDL 2.1 when uploaded into Shark.
Project is moved from OW2 to SourceForge: http://sourceforge.net/projects/sharkwf
The documentation is updated as well, and can be downloaded together with other distribution files from: http://sourceforge.net/projects/sharkwf/files/shark/4.0-1
To create XPDL 2.1 processes use the new 4.0-1 release of Enhydra JaWE Java Workflow Editor: http://sourceforge.net/projects/jawe