Air Theremin lets you play music in the browser by waving at your webcam

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Air Theremin is a browser-based musical instrument that uses a webcam to detect hand movements and generate theremin-like sounds. The tool requires no physical hardware beyond a standard webcam, allowing users to control pitch and volume through gestures in the air. It runs entirely within a web browser, making it accessible without any software installation. The project was shared on Hacker News, where it attracted early attention from the developer community.

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