QR codes

There are several tools that will help you display and change QR codes in Polotno Editor:

Using qrcode (or other similar library) an SVG image of QR code is generated.
Using svg element you can display a generated SVG image on the canvas.
Using custom attribute of svg shape to save any additional data. Feel free to use it to store QR code data string for future reference.

Instructions: try changing content of a selected QR code. Try to deselect element to create new QR codes.