ECLiPSe Constraint Logic Programming System
Development framework including code generator and UML ex/import
an Open Source BPMN 2.0 / DMN 1.1 Modeler
Domain-Driven Design sample application
A canvas library for generating technical drawings
Display NetBeans Module Dependencies
UML diagram editor
Data Type Definition System
A modeling tool for software engineers (OO)
Code generation from UML to any language (Java, Objective-C, PHP...)