--convert
save open type font in raw table
--unpack
save a tma file in a more readable format
--reload
generate new font database (use --force when in doubt)
--reload
--simple:generate luatex-fonts-names.lua (not for context!)
--list --name: list installed fonts, filter by name [--pattern]
--list --spec: list installed fonts, filter by spec [--filter]
--list --file: list installed fonts, filter by file [--pattern]
--pattern=str
filter files using pattern
--filter=list
key-value pairs
--all show all found instances (combined with other flags)
--info give more details
--trackers=list
enable trackers
--statistics
some info about the database
--names
use name instead of unicodes
--cache=str
use specific cache (otl or otf)