.ds_store

Desktop Services Store, macOS Finder's binary file recording folder view and icon positions

Dedicated renderer

Format facts

MIME type: application/x-ds-store
Apple UTI: custom
Stock Quick Look: no stock preview
Planned approach (census): special-renderer
Icon hint: generic-icon
Prevalence: universal

Renderer note (from the census)

parse DS_Store B-tree for folder view settings

Gotchas: macOS folder metadata