The_Boggart wrote: »Is there a library add on to examine an instance and illuminate books not already read.
perfiction wrote: »Unread books already have a glow in base game - books for Mages Guild skill line have a blue glow, other books (lore library) have white/yellowish glow.
It's not possible to make the glow heavier or more noticeable tho, addons can change only UI elements, not graphics or effects. There is a LoreBooks addon which adds map pins for unread books, it should be the one you're looking for.