SoundManager 2 : Using HTML5 and Flash, SoundManager 2 provides reliable cross-platform audio under a single JavaScript API.
Wave.js : Audio visualizer library for javascript. Create dynamic animations that react to an audio file or audio stream.
localForage : localForage is a handy library that improves the offline experience of your web app by using asynchronous storage (via IndexedDB or WebSQL where avail...
jsfx : This is a javascript library (with frontend) for sound effect generation.
meSing.js : meSing.js is a JavaScript singing synthesis library that uses the Web Audio API's DSP capabilities in conjunction with the meSpeak.js speech synthesis...
howler.js is an audio library for the modern web. It defaults to Web Audio API and falls back to HTML5 Audio. This makes working with audio in JavaScript easy and reliable across all platforms.