Open Source Workflow Engines in Python

Bika combines workflow processing with web content management for a one-stop web-based LIMS (Software used in the laboratory for the management of samples, users, instruments, standards and other laboratory functions)

OpenFlow is an extremely flexible workflow engine, that enables rapid development of web based, \"workflow-oriented\" application.

Web Workflow is a business processes management tool based on modern web user interface. It allows for workflow graphical design, data management and processes follow up. The web interface is based on OpenLaszlo technology. Cherrypy is used as application server combined with SqlAlchemy for the ORM layer.