Spellchecking Ancient Greek in Microsoft Word – NT Greek et al.
Download AGK Ancient Greek Keyboard app for iPhone and iPad
Pages FAQ: How do I add Greek symbols to my document?
Typing in Ancient Greek – SENTENTIAE ANTIQUAE
typography - On the Windows polytonic Greek keyboard, what is the difference between the accent on q and the accent on semicolon? - Latin Language Stack Exchange
Greek Keyboard: How to Install and Type in Greek
Buy A Polytonic Ancient Greek Keyboard For MS Windows
Ancient Greek Keyboard (WIP) : r/AncientGreek
A quick-and-dirty approach to the problem of the keyboard for Ancient Greek in the X Window system