There are many alternatives to Java Decompiler for Mac if you are looking for a replacement. The best Mac alternative is CFR, which is both free and Open Source. If that doesn't suit you, our users have ranked eight alternatives to Java Decompiler and five of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to Java Decompiler are Bytecode Viewer (Free, Open Source), Java Class File Editor (Free, Open Source), luyten (Free, Open Source) and Procyon (Free, Open Source).
This is a tool to open Java class file binaries, view their internal structure, modify portions of it if required and save the class file back. It also generates readable reports similar to the javap utility. Easy to use Java Swing GUI.
Procyon is a suite of Java metaprogramming tools focused on code generation and analysis. It includes the following libraries: Core Framework Reflection Framework Expressions Framework Compiler Toolset (Experimental) Java Decompiler