How to Use the CFR Java Decompiler

Step-by-step guide to using CFR to decompile JAR and class files from the command line. Covers download, basic commands, and key options.

Step 1: Download CFR

Step 2: Decompile a JAR File

Step 3: Decompile a Single Class File

Useful Options

Common Options Reference

Decompiling Multiple JARs (Batch)

Searching Decompiled Output

FAQ

Don't Want to Use the Terminal?