QR Code Generator

Generate and download QR codes from any text using the QRServer API and fetch().

Text or URL

Size (px) Margin (0-10) Error correction

Enter text and click Generate QR.

How it works (short)

The script constructs a QR code API URL, fetches the PNG image as a blob, and generates an object URL. This URL is then set as the source of an element for display, while also giving the user the option to download or open the image in a new tab.