Drools - Drools introduces the Business Logic integration Platform which provides a unified and integrated platform for Rules, Workflow and Event Processing.
Camunda - The Universal Process Orchestrator
Esper.io - Esper is the first platform built for Android enterprise device management and DevOps, so you can deploy devices, manage apps, and secure your fleet.
jBPM - jBPM is a flexible Business Process Management (BPM) Suite.
Cabin - Family App - A family app that lets you share, plan & stay connected.
ProcessMaker - ProcessMaker is an easy to use BPM and workflow software solution. It is used to design, automate, and deploy business processes of any kind.