The stacked barcode on driving licences, boarding passes and government forms. Holds far more than a linear code and survives damage through error correction.
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SVG, PNG at 600 dpi, PDF, label sheets
2 · Content · PDF417
Up to about 1,800 characters.
3 · Size and print
At 300 dpi each bar is 4 printer dots = 0.339 mm. The PNG uses exactly that.
4 · Download
SVG and PDF are vectors at the exact millimetre size shown. The PNG uses a whole number of printer dots per bar so nothing blurs. Generated in your browser; nothing is uploaded.
Driving licences in the US and Canada, boarding passes, postage, shipping labels and many government forms.
Some scanner apps can; built-in cameras generally cannot. It is meant for dedicated scanners.
Up to about 1,800 characters, though the symbol gets large. Keep it to what the reader needs.
Other barcodes