an Open Source BPMN 2.0 / DMN 1.1 Modeler
https://github.com/citerus/dddsample-core
is low code bpm platform, which is easy to install and easy to use
Support variant based Java program execution, adapted to support MDE.
Open-source code generator for Simulink/Stateflow
CAM XML Editor for XML+JSON+Hibernate+SQL Open-XDX sponsored by Oracle
C++ CASE tool, full life cycle code generator
Display NetBeans Module Dependencies
Easily turn UML models into code
A multi-modeling and simulation environment to study complex systems
A free cross-platform editor for the DRAKON visual language.
UML diagram editor