Open-source code generator for Simulink/Stateflow
Object-oriented equation-based modelling and optimisation software
oracle pl/sql based tools for design development and maintenance
A canvas library for generating technical drawings
Database ERD- design tool with Reverse Engineering
Modeling tool supporting UML, BPMN and other standards
A free cross-platform editor for the DRAKON visual language.
Plugin for MagicDraw to support MBSE with SysML
Code generation from UML to any language (Java, Objective-C, PHP...)
A diagram/modeling tool.
vipera is an application designer for Python