librosa : librosa is a python package for music and audio analysis. It provides the building blocks necessary to create music information retrieval systems.
Wavacity : A free and open source audio editor for the web derived from Audacity
Freesound : Freesound is a collaborative database of Creative Commons Licensed sounds. Browse, download and share sounds.
Gibberish : Fast, JavaScript DSP library that creates JIT optimized audio callbacks using code generation techniques.
It is designed to be a fast audio API for br...