Used for installing packages for when you dont have root when you dont have root and/or sudo it's as simple as that really
wget https://raw.githubusercontent.com/0x00009b/pkget/master/pget && chmod +x pget
./pget <package_name>
#example: ./pget nmap
This tool is only for debian based systems and will only work with apt for you linux n00bs here is a list of some common debian based distos