🔲 2D & QR Codes

Data Matrix Generator

Alphanumeric (Latin-1) and bytes

Link Text V-card WiFi Email SMS Location Event Payment

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Alphanumeric (Latin-1) or bytes

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2D & QR Codes

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2D Matrix

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Expert Guide & Technical Specs

Free Online Barcode Generator — 137 Symbologies, No Signup

Generate any barcode type free online — EAN-13, UPC, Code 128, QR Code, Data Matrix, PDF417, Aztec, GS1 DataBar, and 130+ more. Instant SVG and PNG download.

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Alphanumeric data using Latin-1 encoding

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Compact QR for tiny label real estate

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Alphanumeric (ISO8859-1) and bytes

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Encodes ASCII [0..127] + ISO8859-1

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Alphanumeric data, USPS specific