Media Tags Reader (ID3, MP4, FLAC)
A Web Audio framework for making interactive music in the browser.
Navigable waveform built on Web Audio and Canvas
alphaTab is a cross platform music notation and guitar tablature rendering library.
Web Audio DAW. Use the HTML5 Web Audio API for dynamic sound synthesis. It's like jQuery for your ears.
An audio effects library for Web Audio, made by www.dinahmoe.com
The Web Audio API, developed by the W3C Audio WG