BonitaSoft - Bonita BPM is a BPM-based application platform that is designed to help users build highly...

ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.

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.

Pipefy - Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.

Imixs-Workflow - Imixs Workflow is a BPM Framework with the goal to reduce the complexity of business applications.

Apache Airflow - Airflow is a platform to programmaticaly author, schedule and monitor data pipelines.