Where the shield I can download???
Amazing stuff! I really enjoyed reading it!
There are AwesomeBump that is written in QT and do not require .NET Framework and has code open.
Take a look at a pack of 121 high-quality materials for Unity projects. These are said to be extremely lightweight with no quality loss. The materials are presented in Substance format (compatible with all Unity versions).
The pack allows you to set the resolution of your choice. The ‘Ultimate Material’ set also features special materials with customizable parameters.
What is more, the author is working on the future updates with new materials. And yes, you can request a material.