(1) You are allowed to change any parts of my creations without asking for permission, but please use a different unique foldername in this case.
(2) You can reuse any parts of my creations for your own creations, as long you mention the original authors accordingly in a readme-file.
(3) My creations can be redistributed in any possible way without asking for permission, but please do not change any parts of it -> See (1).
(4) You are not allowed to use any parts of my creations for commercial purposes.