Install metasploit

Arch Linux

sudo pacman -Ss metasploit

Debian

curl https://raw.githubusercontent.com/rapid7/metasploit-omnibus/master/config/templates/metasploit-framework-wrappers/msfupdate.erb > msfinstall
chmod +x msfinstall
./msfinstall
msfconsole --version
msfupdate