More details available at http://wiki.scarbo.ow2.org/xwiki/bin/view/OW2+Scarbo+1/2+Release+notes

Scarbo is an open, complete, SOA ready, SCA powered, OW2 and Eclipse-based BPM solution. It features a workflow modeler (based on Eclipse Java Workflow Tooling) and a runtime service and workflow engine and console (based on OW2 Bonita 4).