The main repository for Cy is now at https://github.com/Cy-Hub/Cy. See the detailed README there.
All files in this project (whether so marked or not) are Copyright (c) Dean Thompson and subject to the Apache 2 license: http://www.apache.org/licenses/LICENSE-2.0.html
See the doc and notes directories for documentation work-in-progress. Also see the Cy directory for examples.