Simon Willison’s Weblog

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1st January 2026

Tool Hyperviz — Create real-time audio-reactive visualizations with eight distinct modes including plasma, particles, tunnel effects, kaleidoscope patterns, Matrix rain, terrain, fire, and starfield animations. The visualizer captures frequency data from your microphone and responds dynamically to bass, mid, and high frequencies, with beat detection triggering visual flashes and intensity changes.

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This is a beat by Simon Willison, posted on 1st January 2026.

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