essentials-components-parent
· Essentials Components is a set of Java version 11 (and later) building blocks for a modern java application
and microservice architecture
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-0.4.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.