If the unzip command NOT installed on your Linux or Unix box, then run any one of the following commands as per your Linux distribution to install the unzip command.
Install unzip on Debian/Ubuntu Linux
Use the apt-get command or apt command to install unzip command:
sudo apt-get install unzip
OR
sudo apt install unzip
Install unzip on Arch Linux
Use the pacman command to install unzip command:
pacman -S unzip
Install unzip on CentOS/RHEL/Scientific/Oracle Linux
Use the yum command to install unzip command:
yum install unzip
Install unzip on Fedora Linux
Use the dnf command to install unzip command:
dnf install unzip
Install unzip on Suse/OpenSUSE Linux
Use the dnf command to install unzip command:
zypper install unzip
Install unzip on FreeBSD unix
To install the unzip port, run:
# cd /usr/ports/archivers/unzip/ && make install clean
To add the package rung pkg command:
# pkg install unzip
Install unzip on OpenBSD unix
Type the following pkg_add command to install unzip package:
# pkg_add -v unzip
Source: nixCraft