JavaScript talks you have to see on functional programming
Nyquist is a language for sound synthesis and music composition.
Teachable/trainable artificially intelligent music bot
Tao3D is a programming language for real-time interactive 3D
The Refreshingly Simple C++ Dataflow Framework
Low-latency, high quality voice chat for gamers
Real-time audio synthesis engine and music programming language
A C++ Tool for the Fast Prototyping of Topological Data Structures
A pygame music lib.
Access to Irrlicht Engine SDK from assembler, C, Python, Basic, Pascal
Java API for Musical Softwre