configurate-bom
· A simple configuration library for Java applications that can handle a variety of formats and provides a node-based data structure able to handle a wide variety of configuration schemas
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 configurate-bom-4.1.2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.