UML
UMLet - UML Tool for Fast UML Diagrams
The free UML tool UMLet lets you draw UML diagrams with a light-weight, pop-up-free user interface. It lets you draw diagram sketches fast; export diagrams to pdf, eps, jpg, gif...
UML Lab Modeling IDE
UML Lab provides truly agile modeling and coding with Eclipse. The tool integrates UML modeling with code generation and template-based reverse and round-trip engineering.
Jar2UML
Jar2UML is an Eclipse plugin that imports and converts Java jar files into a UML model in the workspace. It is used to reverse engineer Java API class libraries for PlatformKit's...
Sirius
Sirius is an Eclipse project (https://www.eclipse.dev/sirius) that allows you to easily create your own graphical modeling tools. It leverages the Eclipse modeling technologies...
EcoreTools : Ecore Diagram Editor
EcoreTools is a graphical modeler to create, edit and analyze Ecore models. It provides several a class diagram editor (similar to UML Class Diagrams), a package dependencies...
Eclipse OCL
Eclipse OCL is an implementation of the Object Constraint Language (OCL) OMG standard for EMF-based models.
UMLMark
The UMLMark Eclipse plug-in is a handy 'architecture as code' tool designed to simplify software development and enhance code understanding. With UMLMark, you can effortlessly...
YAKINDU EA-Bridge UML
The YAKINDU EA-Bridge supports direct model-based access to Enterprise Architect UML models from within Eclipse. Use the Marketplace Install button to install a trial version into...
Plumago
About Plumago is a PlantUML generator eclipse plugin. It uses the JDT parser possiblities and generates PlantUML files Project page: https://github.com/de-jcup/eclipse-plumago...