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...
Essentia : Open-source library and tools for audio and music analysis, description and synthesis
Cliquet : Cliquet is a toolkit to ease the implementation of HTTP microservices, such as data-driven REST APIs.
docopt : Command-line interface description language. docopt helps you define interface for your command-line app, and automatically generate parser for it.
meSpeak.js : meSpeak.js (modulary enhanced speak.js) is a 100% client-side JavaScript text-to-speech library
pyo is a Python module written in C to help digital signal processing script creation.