ShapeQR
maker

Upload your logo and the stand takes its shape, or pick a rectangle. Type your link, download. Two colours with one filament change; every plate fits the same base (on the ShapeQR page on MakerWorld). Runs in your browser; nothing is uploaded.

1 Shape
Logo widthmm
Widthmm
Fine-tune
Border round the shapemm
Fill gaps narrower thanmm
The shape stands on a plain background layer; gaps narrower than this (between an arm and the body, say) are filled.
Darkness
Smoothingpx
Logo X Y mm
Top corner radiusmm
Frame linemm
2 QR code & NFC
Sizemm
Exact place
Code X Y mm
Text X Y mm
Or drag the code (blue) and its text (dashed) on the front view. The text follows the code until you move it on its own.
3 Your words
Each text can be dragged on the front view.
4 Look Your own font: a .ttf, .otf or .woff file. Bold fonts print best; strokes thinner than about 0.6 mm are lost.
Shown in the preview and saved in the 3MF files as the two filament colours.