QR (Quick Read) codes are a 2D matrix code that
Information Security Blog
2D symbology in .NET MAUI Barcodes (SfBarcodeGenerator)
QR code - Wikipedia
QR Code ReportsNow DAS User Guide
What Is a 2-D Barcode
Barcode Symbology: What do I Need to Know & Why is it Important? - atlasRFIDstore
Barcode Types - Dynamsoft Barcode Reader SDK
Barcode Solutions JVP Technology Sols
Data Matrix Code Stickers - Airsoft Canada
Symblogogy: QR Based PM Code - The Best 3D Symbology Ever, Really!
The Best Python Packages for Generating Barcodes
Code 93 Barcode - Symbologies
Barcode Producer – QR Code: Telephone Vector EPS barcode software for Mac & PC
Reed-Solomon Based Bar Code Character Substitution Rates