I can second OCLP — I've been running Sonoma on my daily-driver 2013 Mac Pro for the better part of a year (currently running 14.6), and with the exception of a

I can second OCLP — I've been running Sonoma on my daily-driver 2013 Mac Pro for the better part of a year (currently running 14.6), and with the exception of a minor graphical glitch (bits of the menu bar occasionally turn red until I switch applications) and Google Chrome not working with GPU rasterization enabled, it's been flawless.