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SecArsenal
Educational and ethical use only. Only test systems you own or are explicitly authorized to test. Full disclaimer.

bytecode-viewer

Java 8+ Jar & Android APK Reverse Engineering Suite

resource-developmentRed Team

Matches ATT&CK tactic: Resource Development ↗

Official docs ↗Download ↗Source repo ↗

Platforms: Linux · Last verified September 6, 2026

This package contains Bytecode Viewer (BCV). It is an Advanced Lightweight Java Bytecode Viewer, GUI Java Decompiler, GUI Bytecode Editor, GUI Smali, GUI Baksmali, GUI APK Editor, GUI Dex Editor, GUI APK Decompiler, GUI DEX Decompiler, GUI Procyon Java Decompiler, GUI Krakatau, GUI CFR Java Decompiler, GUI FernFlower Java Decompiler, GUI DEX2Jar, GUI Jar2DEX, GUI Jar-Jar, Hex Viewer, Code Searcher, Debugger and more.

Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.

Getting started

See the official Kali tool page and upstream homepage linked above for installation and usage details.

Commonly preinstalled on

Kali Linux

Debian-based distribution built for penetration testing and security auditing