A simple QrCode / barcode generator that you can also use from this website version :
https://secret-guest.github.io/barcraft/
Interface made with pyQt5, made with a MSI installer with Inno setup
Lightweight & cross platform QR Code and Bar code scanning library for the web. Use this lightweight library to easily / quickly integrate QR code, bar code, and other common code scanning capabilities to your web application. End-to-end scanner with UI, integrate with less than ten lines of code. Powerful set of APIs you can use to build your UI without worrying about camera setup, handling permissions, reading codes, etc.
PHP library for printing to ESC/POS-compatible thermal printers
This project implements a subset of Epson's ESC/POS protocol for thermal receipt printers. It allows you to generate and print receipts with basic formatting, cutting, and barcodes on a compatible printer. The library was developed to add drop-in support for receipt printing to any PHP app, including web-based point-of-sale (POS) applications. Many thermal receipt printers support ESC/POS to some degree. This library is designed for use with the composer PHP dependency manager. To make use...