ReFox - ReFox XI, FoxPro code protection, compression and recovery.
dirtyJOE - dirtyJOE - Java Overall Editor - homepage of binary java class file editor
YARA - Yara is a popular tool that finds its use in helping researchers to classify and detect malware.
MultiExtractor - MultiExtractor - Extract picture (JPG, PNG, GIF, BMP, ICO.
Recaf - Recaf is a modern java bytecode editor using Objectweb's ASM and JavaFX.
.NET Reflector - .