But third-party drivers might still be available for older devices that do require a driver.
Many printers and scanners use driverless technologies such as AirPrint or IPP Everywhere, which don't require additional drivers on your Mac. Use this document to find out which Scanjets have drivers available.
HP Scanjet scanners have an ICA driver to enable scanning with Apple's Image Capture application in OS X El Capitan (10.11), OS X Yosemite (10.10), and OS X Mavericks (10.9). Check to see if a driver or app is available to use your HP printer with a Mac computer or laptop. HP Printers - macOS and OS X Compatible Printers This document is for HP printers and Apple macOS or OS X operating systems. This download includes the HP Photosmart driver, HP Printer Utility, and HP Photosmart Studio imaging software for Mac OS X v10.3.9, v10.4 and v10.5.