The modern Java bytecode editor

🚀Optimizer for mobile applications

A lightweight and fast AOP framework for Android App and SDK developers

A fast, incremental, concurrent framework to develop compile plugin for android project to manipulate bytecode

Multifunctional java deobfuscation tool suite

(UNMAINTAINED) inspectIT is the leading Open Source APM (Application Performance Management) tool for analyzing your Java (EE) applications.

The open-source Java obfuscation tool working with Ant and Gradle by yWorks - the diagramming experts

Companion library to SpongePowered Mixin with many custom injectors for a more expressive experience.

Easy-to-use java bytecode editor - successor of JByteMod!

All-in-one Java reverse engineering tool

Gradle plugin for Sentry Android. Upload proguard, debug files, and more.

The Redexer binary instrumentation framework for Dalvik bytecode

Obfuscation resilent Java class reader/writer

Minecraft plugin backdoor injector

Python cross version bytecode/wordcode assembler

A powerful tool for creating polyglot files that combine files with ZIP archives.

Create reports for function calls with argument and return values on java. No servers or open connections, just plug the agent and get the results.

Standalone program and library which can downgrade Java classes/programs down to Java 8

Write normal code and get step-by-step visualizations of popular data structures

A practical tool for bytecode manipulation and creating Managed Code Rootkits (MCRs) in the Java Runtime Environment