Play an AR guitar with nothing but a laptop and scissors

AR guitar with just a laptop and scissors

AR Guitar turns a webcam into a virtual instrument: hold a real guitar fretboard up to the camera, keep the neck markers at frets 0, 5, 7, and 12 in view, and the browser tracks your left hand's chords in real time while your right hand strums. No special hardware beyond a laptop and a pair of scissors.

Hold your guitar fretboard up to the webcam and strum to play.
  1. jvogt

    Shady... new HN user. No contact / author info on the site. Alleged references to ethereum in the source code.

    Any recent browser exploits involving WASM and webcam apis?

    (edit: looks like the ethereum error mentioned below is a vercel / nextjs / brave browser known issue)

  2. vorticalbox

    Getting errors on my iPhone

    Error: TypeError: undefined is not an object (evaluating 'window.ethereum.selectedAddress = undefined') (https://www.arguitar.com/:1)

  3. millspore

    ethereum wallet check in an AR guitar app, thats a choice

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2026-11-04