The Web Audio API, developed by the W3C Audio WG
Media Tags Reader (ID3, MP4, FLAC)
alphaTab is a cross platform music notation and guitar tablature rendering library.
Navigable waveform built on Web Audio and Canvas
Library to simplify the way you create and manipulate sounds with the Web Audio API.
Web Audio Library
An audio effects library for Web Audio, made by www.dinahmoe.com
web audio library for games