It’s not CUPS, but for old printers, Gutenprint could do it.
For more recent printers, well, there is a third party support for driverless printing IPP Everywhere / AirPrint, see the topic:
It’s not CUPS, but for old printers, Gutenprint could do it.
For more recent printers, well, there is a third party support for driverless printing IPP Everywhere / AirPrint, see the topic: