Some various commands to clear cached data and free up storage:

tootctl media remove –days N Removes cached media. Default 7 days.

tootctl media remove –prune-profiles Remove cached avatars and headers.

tootctl media remove –remove-headers Remove cached headers

tootctl accounts prune Prune remote accounts that have never interacted with a local user

tootctl statuses remove Remove stale statuses from remote users

tootctl preview_cards remove Remove link previews

tootctl media remove-orphans Remove media not linked to any posts