Because Fernflower is maintained as part of the IntelliJ Community project , finding a single "official" standalone download button can be tricky. Here are your best options:
: The official source code is hosted on GitHub by JetBrains . While they primarily provide code, you can find compiled versions or mirrors like the one on SourceForge which often hosts pre-built releases.
: You can install it via the command line using brew install fernflower , which handles the binary setup for you. download fernflower.jar
Once you have the JAR file, you can decompile any .class , .zip , or .jar file using the following command syntax: java -jar fernflower.jar [ ] Use code with caution.
: For developers, the JAR is available as a dependency. You can download the latest artifacts directly from the Maven Repository under the org.jboss.windup.decompiler group. Because Fernflower is maintained as part of the
:To decompile a file named MyLibrary.jar and save the source code into a folder named src , use: java -jar fernflower.jar MyLibrary.jar ./src/ . 4. Key Features and Options
: If you prefer a graphical interface, Fernflower is integrated into the Bytecode Viewer , which provides a convenient GUI for various decompilers. 2. How to Build Fernflower from Source : You can install it via the command
To , you are essentially looking for the standalone engine of JetBrains' renowned Java decompiler . Fernflower is the first analytical decompiler for Java, prized for its ability to reconstruct readable source code from compiled bytecode while preserving the original logic and structure. 1. Where to Download Fernflower.jar