NexoPOS is a web application that will help you to manage your store easilly, by providing you all the necessary features.
Demo https://codecanyon.net/item/nexopos-extendable-php-point-of-sale/16195010
Downloadhttps://www.filecad.com/ifzV/NexoPOS-v3.8.6---Extendable-PHP-Point-of-Sale.rar