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On ubuntu: sudo apt-get install printer-driver-all This will install all open-source filter wrappers and PPDs. I tested it with 3 printers, they can print after "Add Printer" without downloading any proprietary software. I don't know for OpenBSD, but if you have CUPS running, try this for your Brother HL-2340DW: Search for ...


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I am currently working on a protocol specification for the Ricoh C240DN. Sadly it's quite different to older BW printers like the SP 100, as it doesn't use PJL headers. It uses banded JBIG images to transfer the data. I can already generate that JBIG data, only the undocumented headers which take place of the PJL headers in the SP100 prove to be quite ...


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Turns out CUPS offers the commands cupsreject and cupsaccept to mark/unmark a printer as unusable (so it will appear greyed out in print dialogs). cupsreject also accepts an optional -r parameter with a string that gives a reason for the printer's unavailability. Combined with two udev rules that are executed when the printer is connected to the USB port ...



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