Design system: Headless (Prepared compatibility)
· Headless implementation of the Decouple component library to help test the behavior of a UI using the Prepared test framework
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 design-headless-prepared-linuxx64-0.9.0.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.