Parent module defining global Maven project settings for all devcon5.io projects. The module
contains the settings for publishing artifacts to MavenCentral, including code signing and javadoc.
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 parent-1.3.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.