LilyPond
Fleeting- External reference: https://lilypond.org/doc/v2.22/Documentation/notation/displaying-pitches
GNU LilyPond – Manuel de notation: 1.1.3 Gravure des hauteurs
\new PianoStaff { << \new Staff = “up” { \accidentalStyle default \musicA } \new Staff = “down” { \accidentalStyle default \musicB } >> }
— https://lilypond.org/doc/v2.22/Documentation/notation/displaying-pitches
midi2ly
Converter from midi to LilyPond.