Java disassembler

This is online Java disassembler, which transforms compiled Java classes into a set of bytecode instructions, presented in HTML format.

Disassembly is performed in accordance with the Java® Virtual Machine Specification, Java SE 21 Edition namely

Chapter 4. The class File Format and
Chapter 6. The Java Virtual Machine Instruction Set.

To disassemble compiled Java class file (*.class) drag-and-drop file to this page or choose file using this link.

Also see examples of disassembled classes.