Chord Library
Explore chord charts, keyboard diagrams, and note tables for classroom-ready theory work.
Apps
Explore our free web applications for creating your own teaching diagrams and/or exploring music theory with your students.
Keyboard Diagrams
Build clean piano diagrams with custom labels, colors, title options, and export controls.
Drum Set Diagrams
Program classroom-ready drum grids, play patterns back, share links, embed diagrams, and export clean images.
Fretboard Diagrams
Create guitar, bass, ukulele, and banjo fretboard diagrams with flexible layout and export tools.
Improv Scale Library
Explore improv scales across notation, keyboard, and fretboard views with export options.
Director Keyboard
Use the director toolkit for keyboard work, drones, metronome support, and rehearsal utilities.