From Just Solve the File Format Problem
Amiga Metafile format (or AMF, AMFF) is apparently a vector graphics format associated with Amiga computers. It is based on IFF, with FORM type "AMFF".
Files begin with
'F' 'O' 'R' 'M' ?? ?? ?? ?? 'A' 'M' 'F' 'F'.
- MetaView (Amiga software)