LibreQR

QR codes generator

You can encode whatever text you want.

Software decoding these QR codes could suggest to open them with dedicated software, depending on their URI scheme.

For instance, to open a webpage: https://www.example/

To send an email: mailto:contact@email.example

To share geographic coordinates: geo:48.867564,2.364057

Redundancy is the duplication of information in the QR code to correct errors during decoding. A higher rate will produce a bigger QR code, but will have a better chance of being decoded correctly.

Number of pixels in each white band around the QR code.

Image width and height in pixels, without the margin.