A .NET library to parse, transpose, and analyze chord sheets
string chordSheet =
@"Tears in Heaven – Eric Clapton
A E/G# F#m D E7sus E7 A
[Chorus]
A E F#m
Would you know my name,
D A E
If I saw you in heaven"
var transposer = new Transposer();
var output = transposer.ChangeKey(chordSheet, "C"); //The original key is A.
Tears in Heaven – Eric Clapton
C G/B Am F G7sus G7 C
[Chorus]
C G Am
Would you know my name,
F C G
If I saw you in heaven