As much as BitsyCode has no cost attached to the use of it in your personal and commercial projects, there are a few regulations that need to be followed.
You are free to use the BitsyCode Library in any of your projects (even commercial projects) as long as the copyright header is left intact. However your may not remove or edit the copyright. You may refer to the MIT License
The MIT License is simple and easy to understand and it places almost no restrictions on what you can do with BitsyCode Library.
BitsyCode methods, projects and all demos and examples are released under the terms of the license specified in the project's repository or if not specified, under the MIT license.
The content on BitsyCode are released under the terms of the license specified in the website's repository or if not specified, under the MIT License.
You may not replicate the design, layout or look and feel of BitsyCode, as it is not licensed for use and may not be used on any site, personal or commercial, without prior written consent from the BitsyCode.