QR Scan QR Generate About


“A QR reader (eq. for Quick Response code) is a specific matrix barcode (or two-dimensional code) that is readable by special QR barcode readers or cam smartphones. The code consists of black modules arranged in a rectangular pattern on a white background. The data encoded may be text, URL, etc.” (Wikipedia)

So how it works?

This website provides an online QR Code reader directly in your web browser.

Supported browsers:

Unlike other solutions, this website provides an online way to read QR Codes as no software installation is required.

This implementation is based on the ZXing cross-format 1D/2D barcode image decoding library coded in Java.

The QR Codes are created with the Google Chart Tools.

The source code of the QR Code reader is on GitHub (https://github.com/blockchain/jsqrcode).