Isis Core
· Core framework, providing metamodel, runtime and core APIs.
Does not include default implementations of those APIs, nor any viewers to
render the metamodel.
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 core-isis-schema.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.