retepXMPP Main
· This is the main part of the project and usually the only part
you would want to load into an IDE due to the sheer number of
modules contained within the main schemas section.
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 main-10.6.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.