Java Class File Editor

https://sourceforge.net/projects/classeditor/

JBE – Java Bytecode Editor

http://set.ee/jbe/
整个也算是可以的了。

Java Overall Editor

http://dirty-joe.com
这东西貌似是给Windows用的。
├── dirtyjoe.chm
├── dirtyJOE.exe
├── jvmspec.dat
├── PyJOE25.dll
├── PyJOE26.dll
├── PyJOE27.dll
└── scripts
├── allatori_decrypt.py
├── pyjoe.py
└── zkm_decrypt.py

Class File Editor

http://www.drgarbage.com/bytecode-visualizer/class-file-editor/
Eclipse插件。这个使比较好用的啦，有些BUG。大概使是这个样子的：

ByteCode-Viewer

Github Repo: https://github.com/Konloch/bytecode-viewer