in.c is a web application that uses the Web Audio API to perform Terry Riley's 1964 composition In C, accompanied by visualizations of the music being played.
Launch in.c by running:
Then browse to http://localhost:3000/. in.c only works in Google Chrome.
The source code to in.c has been made available under the Creative Commons Attribution-Share Alike 3.0 license. Several components (particularly the musical notation parsing and temperment calculations) will be extracted out into separate libraries under their own licenses in the future. Stay tuned!
The composition "In C" is the copyright of Terry Riley / Celestial Harmonies.