Fretboard Swiss Army Knife

If none are on, you see notes.
🎼 Scales
Pattern Box (1–5)
Accidentals
Highlight roots only (box mode)
Show scale degrees (box mode)
Show blues notes
Show fingering numbers (box mode)
Pattern Blocks
🎵 Chords
🎸 Riffs
Roots = red (pattern-defined). Pattern notes = light. Sus4 overlay = yellow (toggle). Keys list shows only keys where all notes stay ≤ fret 22. Exception: Major Pentatonic Pattern 2 may drop the High-E root by 12 if needed.
Chord Progressions

Chord Progressions

Primary (diatonic) chords show normally. Borrowed / secondary chords (e.g., â™­VII, â™­III, iv) appear in red.

Click “Generate” to get a progression.
Pro tip: click again for a new progression in the same key.