upc

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Barcode generator in PHP that is easy to use, non-bloated and framework independent.

Code scanner library for Android, based on ZXing

Universe-HTT barcode reference

Qt/QML wrapper library for the ZXing library. 1D/2D barcode image processing library

Barcode Writer in Pure PostScript

barcode.php - Generate barcodes from a single PHP file. MIT license.

🔖 Generates 1D, 2D, or composite barcodes in png, svg, or eps formats. Supports 50+ symbologies.

Provide check digit algorithms and calculators written in Go

A JS library enabling scanning products directly from (mobile) browsers. Supports Image Recognition and more than 20 barcode types including UPC, EAN, QR, Digimarc and DataMatrix codes.

supplementary material/programming exercises

barcode generation for nodejs

This library is built to provide a solution scanner QR code. This library takes in raw images and will locate, extract and parse any QR code found within.

Interact with a Compal CH7465LG cable modem/router

A barcode generation web service.

Prometheus exporter for Compal CH7465LG cable modems, commonly sold as "Connect Box"

Use a barcode reader to scan the foods in your house and add them to a database. See legacy for zbarcam integration. Master integrates with a USB barcode laser scanner.

Icecat API - Find product description with EAN, UPC or GTIN-13

🔒 An easy-to-use check digit library for data validation

A homebridge plugin for the EOS set-top box as used by Sunrise, Telenet, Ziggo, Virgin Media and maybe more in various countries on the Horizon Go (HGO) platform