cmaj

Music theory from the command line.

Example

$ cmaj --scale=Em
E F# G A B C D

$ cmaj --scale=Bbm
Bb C Db Eb F Gb Ab

$ cmaj --scale=C
C D E F G A B 

$ cmaj --chord=C
C E G

$ cmaj --chord=Em9
E G B D F#

$ cmaj --chord=DM9
D F# A C# E

$ cmaj --freq 440 3
1320

Want to know more? Check out the docs for an exhaustive list of every option.