ASM - Bytecode Outline plugin for Eclipse

Bytecode Outline plugin for Eclipse

Bytecode Outline plugin shows disassembled bytecode of current Java editor or class file, allows bytecode compare for Java/class files and shows ASMifier code for current bytecode.

Screen shots

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The Bytecode Outline plugin can be installed from the Eclipse Update Manager with the ObjectWeb Eclipse Update Site

Alternatively, the plugin can be downloaded from the ObjectWeb Forge site, and manually installed in the Eclipse plugins directory.


To see the bytecode of the current .java or .class file:

  • Window -> Show View -> Other -> Java -> Bytecode

To compare the bytecode of two .java or .class files:

  • select two *.class or *.java files -> right click -> Compare with -> Each Other Bytecode


  • select one *.class or *.java file -> right click -> Compare with -> Another Class Bytecode

Compare also works for *.class files included in any referenced *.jar library. Additional details can be found on author home page at

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