Creating a knot pattern in the modeling step is very hard and time-consuming. So if you had a library for this purpose, it could make your life easier. We created this library for you, and it can be used in any software which supports normal or height. After purchasing this library, you can use it in ZBrush, substance painter or designer, 3dcoat, and so on.
you can access this product with this link:
https://www.artstation.com/a/9996948
This product is made by Mirage3dart And Milad kambari
https://www.artstation.com/milad_kambari/store