howler.js : howler.js is an audio library for the modern web. It defaults to Web Audio API and falls back to HTML5 Audio.
Tracery : A story-grammar generation library for javascript. Write grammar objects, get generative stories.
Javascript Sound Kit : The Javascript Sound Kit is a wrapper around the ActionScript Sound Object, it makes it possible to use the Sound Object in Javascript the same way yo...
Wave.js : Audio visualizer library for javascript. Create dynamic animations that react to an audio file or audio stream.
jsmad : jsmad is a pure javascript MP3 decoder, based on libmad, with an ID3 decoder written from scratch.
This is a javascript library (with frontend) for sound effect generation.