How to make one with QRGenPro
vCard is just a plain-text format, so you can generate one using the Text tab: paste in a standard vCard block like the example below (fill in your own details), and QRGenPro will encode it exactly as typed.
BEGIN:VCARD VERSION:3.0 N:Doe;Jane;;; FN:Jane Doe ORG:Acme Inc. TITLE:Product Designer TEL;TYPE=CELL:+15551234567 EMAIL:jane@example.com URL:https://example.com END:VCARD