All code, unless explicitly stated otherwise, is licensed under the terms of the CC BY 4.0 license as published by Creative Commons, either version 4 of the License, or (at your option) any later version.
Human-readable format of the license here: https://creativecommons.org/licenses/by/4.0/ Full license here: https://creativecommons.org/licenses/by/4.0/legalcode
The license is relaxed, but if the license is still too restrictive for your purposes I'm open to make it less restrictive on a per-use-case basis; send me a message at [email protected].