- Download Metasploit for linux HERE.
- Open a terminal and navigate to the directory you downloaded metasploit to.
- Enter the following into the terminal: 'chmod +x framework-3.3.3-linux-i686.run'
- Next enter in the terminal: 'sudo . /framework-3.3.3-linux-i686.run'
- Answer the the 3 or 4 questions and its installed.
Thats it, run 'msfconsole' in the terminal and have fun.
Now you have metasploit installed on your Mac OS X, Read some of my other post's on how to use it :)