XML Process Definition Language

ProcessMaker Business users can easily complete form-driven processes through automated notifications and a web-based interface. Any user can automate a process with drag-and-drop workflow maps and point-and-click configuration.

Temporal (serverless plateforme)

• https://docs.temporal.io

Php Laravel workflow packages

Hosting Windows Workflow (.Net/dotNet) posted on 2006.

Workflow: Theoretical_background

ezcWorkflow