BARCODEMATE
Practical guides to barcodes, product packaging and selling online.
GS1 standards & identifiers
How a GS1 Digital Link URI is built: the 14-digit GTIN, the fixed qualifier order, data attributes in the query string, and what URI Syntax 1.7.0 does not promise.
Read article2D barcodes & label selection
Compare rectangular 2D barcodes: standards and licensing, minimum sizes, Android and iOS SDKs, ZXing support, and existing BarcodeMate generators.
Read articleThermal printing & workflow
Compare Zebra ZD621 and Brother QL-1110NWB, two-across rolls and A4 40-up sheets. Learn why native ZPL can reduce PDF delays, with official speed specifications.
Read articlePrinting costs & operations
Compare quoted label costs per label and per 10,000 labels, A4 utilization, printing supplies, operator time and printer investment without assumed savings.
Read articleFBA & thermal printing
Calculate whole-dot barcode widths and two/three-column layouts at 203 and 300 DPI. Understand FBA label-size limits, native print resolution and calibration.
Read articleE-commerce & packaging
Where Amazon barcodes come from: get a GTIN from GS1, see when an FNSKU label replaces your UPC, and generate print-ready UPC-A artwork for packaging.
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