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Barcode / QR Generator

Generate QR codes (text, link, Wi-Fi, contact, EMVCo payment payload with CRC) and 1D barcodes (Code 128, EAN-13, UPC, Code 39, ITF) as PNG or SVG, for testing and comparing with suspect codes.

Runs 100% in your browser Files are never uploaded
For testing and training only, e.g. to show how a tampered payment QR differs from the original. Images are always stamped "TEST". Never use them for real payments.

Preview

Decoder

Results are automated estimates for investigative reference only and are not evidence. Always verify independently. Read the disclaimer.