DJ Java Decompiler is a powerful and easy-to-use Java decompiler for Windows, which can precisely decompile/revert the compiled class file of Java (complicated Java applets and binary files) to Java's source code and save as plain text file or other common file formats. To use it, you do not have to additionally install the JVM (Java Virtual Machine) or any other JDK (Java Development Kit) environment, tools module in your system.