QR codes generator

You can encode whatever text you want.

Software which decodes 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 the white bands around the QR code.

By how much will the dimensions of the image be multiplied?