priv QR - Free QR to STL and Matter QR tools
priv QR is a set of free, browser-based QR tools. Turn a link or text into a raised QR model and download STL, SVG or PNG for 3D printing; create or decode a Matter setup QR code locally; or generate a batch of QR images from a CSV. It also offers a private static QR code generator, a barcode to STL converter for Code 128, EAN-13 and UPC-A, and guides on QR print size. There is no account and no sign-up, and QR content is processed in your browser. Available in 7 languages, completely free.