This is a JavaScript implementation - with a few improvements - of Paul's Extreme Sound Stretch algorithm (Paulstretch) by Nasca Octavian PAUL.
Just download the latest build in dist/ , and add it to your html page.
Tests are written with mocha.
npx mocha test/ examples/expendable-music/test/ -t 15000
npm install
browserify index.js > dist/paulstretch.js
npx browserify examples/expendable-music/src/index.js > examples/expendable-music/dist/js/expendable-music.js
npx browserify index.js > examples/expendable-music/dist/js/paulstretch.js