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A Web Audio framework for making interactive music in the browser.

Javascript audio library for the modern web.

Procedural interface sounds, with taste. Generated live in the browser from recipes, steered by a hand-curated library and calibrated by ear. No audio files.

算数を解くたびに演出と音が増幅する、ブラウザ完結の計算ドリル

js is an interactive waveform rendering and audio playback library, perfect for web applications. It leverages modern web technologies to provide a robust and visually engaging audio experience.

An agent skill that turns a topic into a 30-second vertical film. Every pixel is drawn in vanilla JavaScript on a canvas and every sound is synthesised in Web Audio, so the film ships with zero media assets. The output is one self-contained HTML player plus MP4 exports.

All are 1080 × 1080, 30 fps. 0 release. html in a browser and press play.