No offence but GNU is not an organisation I would associate with health, usability and practical software. Noble effort no doubt. Misguided perhaps.
Automake, bash, emacs, gnucash, gnuhealth, coreutils, gnupg, gimp, grep, make, etc. are all great pieces of GNU software. Don’t take my word for it, here is a list of all the too-many-to-name gnu software used out in the world extensively: