Show HN: Making music on the web with hand gestures (open source repo)

4 months ago 12

Hand-controlled arpeggiator, drum machine, and audio reactive visualizer. Raise your hands to raise the roof!

An interactive web app built with threejs, mediapipe computer vision, rosebud AI, and tone.js.

  • Hand #1 controls the arpeggios (raise hand to raise pitch, pinch to change volume)
  • Hand #2 controls the drums (raise different fingers to change the pattern)

Video | Live Demo

  • Modern web browser with WebGL support
  • Camera access enabled for hand tracking
  • MediaPipe for hand tracking and gesture recognition
  • Three.js for audio reactive visual rendering
  • Tone.js for synthesizer sounds
  • HTML5 Canvas for visual feedback
  • JavaScript for real-time interaction
# Clone this repository git clone https://github.com/collidingScopes/arpeggiator # Navigate to the project directory cd arpeggiator # Serve with your preferred method (example using Python) python -m http.server

Then navigate to http://localhost:8000 in your browser.

MIT License

You might also like some of my other open source projects:

If you found this tool useful, feel free to buy me a coffee.

My name is Alan, and I enjoy building open source software for computer vision, games, and more. This would be much appreciated during late-night coding sessions!

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