an Open Source BPMN 2.0 / DMN 1.1 Modeler
Easy Tools of PDF, Image, File, Network, Data, and Medias
PUed - PlantUML Editor
Eclipse Editor for the Swagger-OpenAPI Description Language
UML diagram editor
Cress is a comprehensive toolset for graphical service/workflow design
An Eclipse plug-in for the IBM FileNet P8 Content Engine and CMIS
Easy Video Editor - graphical interface to non-linear video editor
A free, easy-to-use and user-friendly Java-based UML editor.