Java Decompiler (Jad) JD-GUI

Jad (Java Decompiler) is a currently unmaintained decompiler for the Java programming language. Jad provides a command-line user interface to extract source code from class files. One of the popular Java Decompiler is JD GUI.

JD-GUI is a standalone graphical utility that displays Java source codes of “.class” files. You can browse the reconstructed source code with the JD-GUI for instant access to methods and fields.

JD-GUI is free for non-commercial use. This means that JD-GUI shall not be included or embedded into commercial software products. Nevertheless, this project may be freely used for personal needs in a commercial or non-commercial environments.