What is “nasm” Package?

Netwide Assembler (NASM) is an 80×86 assembler

NASM was originally developed by Simon Tatham and Julian Hall, and is now maintained by a team led by H. Peter Anvin.

For more details: http://www.nasm.us/

Video Tutorial To Install NASM

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install nasm.

  brew install nasm

Now, use nasm!