.fods

Flat XML ODF Spreadsheet

Syntax highlighted

Format facts

MIME type: application/vnd.oasis.opendocument.spreadsheet
Apple UTI: org.oasis.opendocument.spreadsheet
Stock Quick Look: shown as plain text
Planned approach (census): syntax-highlight
Icon hint: generic-icon
Prevalence: rare

Renderer note (from the census)

pure Go XML parse

Gotchas: huge XML files