https://www.theregister.co.uk/2019/12/24/libreoffice_64_nearly_done_as_project_prepares_for_10th_anniversary/ > The LibreOffice team is testing the first release candidate of version 6.4, which is set for release at the end of January. > What's new in version 6.4? There are numerous fresh features; most are small, but they do include the ability to insert QR codes into any document. The Generate QR Code feature lets you enter a hyperlink (or any text) and generate a QR code with four options for complexity. A low complexity is better for long URLs while high has better error correction if there are errors in reading.