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Acoustic Guitar Fretboard Simulator (2D)

Interactive 2D acoustic guitar simulator: pluck any of 6 correctly-tuned strings (E2/A2/D3/G3/B3/E4), fret notes in equal temperament, and see a Karplus-Strong-style decaying waveform shaped by simple soundboard body resonance.

Sound & Music2DModerate60 FPS⇄ 3D version
2d-3d-acoustic-guitar ↗ Open standalone

Click any string on the fretboard (or pick a string and drag the fret slider) to fret a note in equal temperament, then pluck it: the visible waveform starts as noise and decays into a clean tone the way a Karplus-Strong digital waveguide does, and notes that fall near the guitar body's own soundboard resonance ring louder and longer. Use "Strum all 6" to hear/see all six open strings in a quick arpeggio and compare which ones the body favors.

⚙ Under the hood

Interactive 2D acoustic guitar simulator: pluck any of 6 correctly-tuned strings (E2/A2/D3/G3/B3/E4), fret notes in equal temperament, and see a Karplus-Strong-style decaying waveform shaped by simple soundboard body resonance around 100-200 Hz.

acousticsguitarstring vibrationkarplus-strongequal temperamentsoundboard resonancemusic physics2D

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install

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