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Guides, explainers, and references on GS1 Digital Link, Sunrise 2027, barcodes, and QR codes. From plain-English overviews to technical deep dives.

The retail industry is transitioning from traditional barcodes to 2D codes by 2027. Here's what it means for your brand and how to prepare.

A practical guide to generating GS1 Digital Link QR codes for your product packaging, from getting your GTIN to printing the final code.

Every product barcode encodes a GTIN. Here's what that number actually is, where it comes from, and why it matters for your packaging.

Do I Need a 2D Barcode? A Simple Checklist

Not sure if the Sunrise 2027 transition applies to you? Walk through this quick checklist to find out what you need to do and when.

A step-by-step walkthrough of registering with GS1, getting your company prefix, and assigning GTINs to your products.

Traditional barcodes carry a single number. GS1 Digital Link QR codes carry a URL. Here's why that difference matters for your supply chain.

When someone scans a GS1 Digital Link QR code, a resolver decides where to send them. Here's what that means in plain English.

A chronological reference of every major milestone in the Sunrise 2027 transition, from the first GS1 announcement to retailer rollouts.

The surprisingly fascinating story of how two inventors, a patent drawn in sand, and a pack of Wrigley's gum changed global commerce forever.

The engineering behind every barcode scan: how lines encode numbers, how scanners read them, and the clever math that catches errors.

Practical advice on printing QR codes for product packaging: minimum sizes, substrate considerations, error correction, and common pitfalls.