FretMatriX is a large database of Drop-2 and Drop-3 jazz guitar chord voicings built from major, minor, and dominant scales. In addition, you can create custom chord sheets and export them as PDFs for practice, teaching, and performance.

Keywords: fretboard navigation, jazz harmony, modern jazz guitar, four-note guitar voicings, jazz guitar tool, jazz guitar theory, guitar chord library, jazz standards guitar

Note: The name “FretMatriX” refers to the guitar fretboard. It is unrelated to scientific uses of the term “FRET matrix” in biochemistry or physics.