I am considering hand-free mouse control options.
Looking around there don't seem to be that many options, so any suggestions in terms of devices, software and their precision and performance would be very helpful.
One crazy-expensive option I'm considering is: https://www.apple.com/shop/product/HNPB2ZM/A/ablenet-trackerpro-2-hands-free-mouse
Although I think think the better answer here would be just using a keyboard. Use a keyboard layout like colemak. Support your arms somehow. Use software that support keyboard only use. And use macros to make things you can't do or complex tasks easier.