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Arpeggio Generator

Pick root + scale → pattern → play in-browser or download MIDI for your DAW.

A starting point, not a replacement. Sketch an arp line to spark a melody, then take the MIDI and make it your own.

Root & Scale

Scale

Pattern

Length (steps · Auto = full scale)

Note length

Octave range

Base octave

BPM: 120

Gate: 88%

Swing: 0%

Humanize: 0% (velocity variation)

Sequencer

First 12 frets shown · amber = root · hollow = chord tone · numbers = step

Time → · pitch vertical · colored by pitch class

Select a root note above.

Sound

MIDI out (optional - send to synth or DAW)

Not connected - Web MIDI required (Chrome / Edge)

MIDI loops

Volume

MIDI format 0 · single track · imports to Ableton, Logic, GarageBand, Reaper, FL Studio.

Your presets (saved in this browser)

Riffwork - a chart editor built for the stage