This course uses the following free software tools.

Audacity® Sound recording and editing software.
The Freesound Project Collaborative database of Creative Commons licensed sounds
Martingale Collection of pedagogical computer music tools in Pure Data.
Pure Data Real-time graphical programming environment for audio, video, and graphical processing. It is the third major branch of the family of patcher programming languages known as Max.
SuperCollider An environment and programming language for real time audio synthesis and algorithmic composition.

flexatone h.f.p. is the front of composer and sound designer Christopher Ariza. This site provides free downloads of complete, un-cut, high-quality mp3 and ogg audio files of experimental concert, computer, and electro-acoustic music, as well as information about the music, music research, algorithmic music software, and on-line tools for music analysis and creation. Music on this site is distributed for free, without cost or registration; software on this site is either free or open source.