Essentia : Open-source library and tools for audio and music analysis, description and synthesis
FoxDot : FoxDot is an easy-to-use Python library that creates an interactive programming environment and talks to the powerful sound synthesis engine, called S...
SoundManager 2 : Using HTML5 and Flash, SoundManager 2 provides reliable cross-platform audio under a single JavaScript API.
jsfx : This is a javascript library (with frontend) for sound effect generation.
mock : A Python Mocking and Patching Library for Testing
pyo is a Python module written in C to help digital signal processing script creation.