As long as not stated otherwise in source code the php scripts in this project are published under the terms of Public Domain.
This includes the test scripts and build system.
You may use/modify/distribute it as you like in commercial or uncommercial way.
If possible leave the author information in Source as comment.
One exception: The ColorCli class is published at gist and therefore we do not claim any rights for this class. It is currently not redistributable before it is rewritten by ourselves.