Camunda - The Universal Process Orchestrator
Kissflow - Kissflow is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.
jBPM - jBPM is a flexible Business Process Management (BPM) Suite.
Epicor Kinetic - Epicor ERP is a global enterprise resource planning solution.
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.
Ninox - Ninox is a human-friendly database. Create your own Business Application with Ninox that matches your workflow. Ninox lets you integrate CRM, ERP, HR and many more...