Which 2D barcode should I use?

Data Matrix is compact and common on small items, PDF417 suits documents and larger payloads, while Aztec is useful where a quiet zone must remain compact.

Are the entered data uploaded?

No. Encoding and file export run locally in the browser.

2D barcode generator

Create Data Matrix, PDF417 and Aztec symbols for products, documents and operational workflows. Your payload stays in this browser.

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Choose the right 2D barcode

Data Matrix

A compact square or rectangular code frequently used on components, small labels and direct part marking.

PDF417

A stacked format suited to documents, transport data and payloads that benefit from an adjustable wide layout.

Aztec

A dense format with a central finder pattern and a comparatively small surrounding quiet zone.