jBPM 4 has been released, informs Tom Baeyens, founder and lead of JBoss jBPM. You can get started with the open source business process management solution by downloading it from sourceforge.net, along with a demo. JBPM 4 has a completely redesigned API and a revised database schema. Runtime and historical data have been seperated and jBPM comes with native support for integrating with Spring Framework.