4 Services from qr-api-production-1836.up.railway.app

Generates up to 20 QR codes in a single API call, returning per-item records with QR metadata and base64-encoded PNG images.

Generates a black-on-white QR code PNG (returned as base64-encoded JSON) from any text or URL input.

Generates a customized QR code PNG (base64-encoded in JSON) with configurable foreground/background colors, module size, border width, and error-correction level.

Decodes one or more QR codes or barcodes from a base64-encoded image, returning each code's type, decoded text, bounding rectangle, and polygon coordinates.