UML Designer - UML Designer provides a set of common diagrams to work with UML 2.5 models.
Appian - See how Appian, leading provider of modern low-code and BPM software solutions, has helped transform the businesses of over 3.5 million users worldwide.
Diagramo - Diagramo is an online flowchart software - diagrams (create, edit and share)
Bizagi - Bizagi is a Business Process Management (BPMS) solution for faster and flexible process automation. It's powerful yet intuitive BPM Suite is designed to make your business more agile.
ARIS Express - ARIS Express is based on the proven ARIS methodology and industry standards.
Camunda - The Universal Process Orchestrator