otx
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Description:
Mach-O disassembler
Type: Cask  |  Latest Version: 1.7,b566@0  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Developer tools
Tags: reverse-engineering disassembler macos security mach-o cli
Install: brew install --cask otx
About:
otx is a command-line Mach-O disassembler for macOS, capable of analyzing and disassembling 32/64-bit Intel and ARM (including Apple Silicon) binaries. It provides detailed insights into compiled executables, making it invaluable for reverse engineering and security analysis tasks.
Key Features:
  • Supports both Intel (x86/x64) and ARM64 architectures
  • Detailed symbol and class information extraction
  • Command-line interface for scripting and automation
  • Can parse Objective-C and Swift metadata
Use Cases:
  • Reverse engineering macOS and iOS applications
  • Analyzing malware and security threats
  • Debugging and understanding compiled binary behavior
Alternatives:
  • Hopper Disassembler – Commercial GUI tool with decompilation features
  • Ghidra – Open-source NSA framework with broader platform support
  • radare2 – Unix-like reverse engineering framework with steeper learning curve
Version History
Detected Version Rev Change Commit
Aug 5, 2025 2:22pm 1.7,b566 0 VERSION_BUMP 2688a414
Jul 27, 2024 7:43pm 1.7,b566 0 VERSION_BUMP ca29caa2