Free ToolsFretboard Reference

Fretboard Reference

Scale & mode finder, down-tune key converter, power chord voicings, and capo calculator - one page.

Related String Tension Chord Progression Arpeggio Drone Freq

Riffwork - a chart editor built for the stage

Theory is a map, not the territory. Drop tuning open strings highlighted in orange; key/shape calculations use uniform offset. 5th = 7 semitones above root.

fretboard v1.5 · updated 2026-10-11
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