Capstone is a multi-architecture, multi-platform disassembly framework. It has a simple and lightweight architecture-neutral API, thread-safe by design, provides details on disassembled instruction, and more.
You can download it from the following link: https://packetstormsecurity.com/files/download/150832/capstone-4.0.tar.gz
Source: https://packetstormsecurity.com/files/150832/Capstone-4.0.html