Java bytecode engineering toolkit

Jar Analyzer - 一个 JAR 包 GUI 分析工具，内置 AI 助手协助分析，支持 JAR DIFF 分析，方法调用关系搜索，方法调用链 DFS 算法分析，模拟 JVM 的污点分析验证 DFS 结果，字符串搜索，Java Web 组件入口分析，CFG 程序分析，JVM 栈帧分析，自定义表达式搜索等

A java obfuscator (GUI)

Framework to interpret and transpile JVM bytecode to JavaScript, OpenCL or WebAssembly.

Public production-ready obfuscator using the MapleIR framework designed by cts

A Kotlin program used to analyze and discover backdoors in Minecraft Java 1.12.2 forge mods

A free and open-source java bytecode obfuscator with advanced features

A compiler that converts C language to Java bytecode or can directly interpret execution（将C源码编译成Java字节码的编译器，也可以选择直接解释执行）

Cojen/Maker is a lightweight, full-featured, low-level dynamic Java class generator designed for ease of use.

A CLI tool to analyze and reverse model software system designs from JVM bytecode.

Java bytecode analysis engine built on ASM, extracts method call graphs, inheritance trees, Spring routes, and string constants from JAR/WAR into SQLite. AI-friendly output for security auditing.

Plugin for Recaf

A Java VM bytecode library written in ES6 for Node.js

Strongly referenced bytecode ir for Java

Java bytecode generation and disassembly tools

Java Bytecode Assembler and Disassembler which uses S-expressions

Assembler / Disassembler for Java Bytecode

[W.I.P] A Just-In-Time Java Virtual Machine written in Haskell

Grom PE's tweak mod for Better Than Wolves Total Conversion

A simple (and outdated) Old-School RuneScape decompiler/deobfuscator. Performs field and method analysis which uses ASM and bytecode patterns for identification. Identified fields could be used for creating bot clients or QoL clients. For educational use only.