Camunda - The Universal Process Orchestrator
RunaWFE - RunaWFE Free is a free Open Source BPMS (business process management system), which serves to optimize and automate business processes (for Windows, Linux, Mac OS).
jBPM - jBPM is a flexible Business Process Management (BPM) Suite.
BonitaSoft - Bonita BPM is a BPM-based application platform that is designed to help users build highly...
ARCWAY Cockpit - ARCWAY Cockpit is a BPM software that has graphical modelling tool that helps users to integrate it into different business frameworks process chains and data models.
Imixs-Workflow - Imixs Workflow is a BPM Framework with the goal to reduce the complexity of business applications.