jBPM might be a bit more popular than Workflow Engine. We know about 1 link to it since March 2021 and only 1 link to Workflow Engine. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
The best open source project for this is Elsa Workflows and it’s pretty active. If you don’t mind paid then WorkflowEngine. Source: about 1 year ago
Https://jbpm.org, https://kogito.kie.org, and the other projects under the https://kie.org umbrella are also worth looking into. Jbpm is the grandfather of several of the Java based BPMN solutions if I'm not mistaken. Source: over 2 years ago
Camunda - The Universal Process Orchestrator
Imixs-Workflow - Imixs Workflow is a BPM Framework with the goal to reduce the complexity of business applications.
BonitaSoft - Bonita BPM is a BPM-based application platform that is designed to help users build highly...
Activiti - Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at...
Laravel - A PHP Framework For Web Artisans
Drools - Drools introduces the Business Logic integration Platform which provides a unified and integrated platform for Rules, Workflow and Event Processing.