Barcode reader (from image)
QR-only reader. This tool decodes QR codes (2D) from an image using jsQR. It does not read 1D linear barcodes (Code 128, EAN, UPC, etc.) — those require a different library (e.g. ZXing or @zxing/browser).
About this tool
Barcode reader (from image) is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Encoding & Conversion. Browse more Encoding & Conversion tools.