Gaertner
· Project Gärtner is set of Annotations and Annotationprocessors to simplify the generation of UML Diagrams from Java Code.
It generates .puml Files further processed by PlantUml and generates diagrams in SVG format.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window gaertner-0.0.2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.