jBPM has helped users to design their own business automation plans Reference of open source BPM for several years, jBPM has been integrated by many editors into their solutions.
jBPM is a toolkit for building business applications to help automate business processes and decisions. jBPM provides various capabilities which simplifie business logic into reusable assets such as processes, cases, decision tables etc.
Https://jbpm.org, https://kogito.kie.org, and the other projects under the https://kie.org umbrella are also worth looking into. Jbpm is the grandfather of several of the Java based BPMN solutions if I’m not mistaken.
Source: almost 3 years ago