CFR - another java decompiler CFR will decompile modern Java features - up to and including much of Java 9, 12 & 14, but is written entirely in Java 6, so will work anywhere! (FAQ) - It'll even make a decent go of turning class files from other JVM languages back into java! To use, simply run the specific version jar, with the class name(s) you want to decompile (either as a path to a class file,