zz-all
· This project bundles all of "zz-diff", "zz-find", "zz-grep", "zz-pack" and "zz-patch" in one .jar file, and generates the ANTDOC for the tools.
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 zz-all-1.3.10.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.