Textures:
CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/)
Attribution: askotos and VanessaE

Code:
License: LGPL v2.1 (https://www.gnu.org/licenses/lgpl-2.1.html)
By askotos (aka aristotle, a builder on the Red Cat Creative Server)

History:
The concept and the original images come from VanessaE's
dreambuilder_mp_extras mod deployed as part of the Dreambuilder modpack.