The dithered and basic cell shading smart materials can be purchased here:
Basic: https://www.artstation.com/marketplace/p/JlVk/smart-material-basic-cell-shading
Dithered: https://www.artstation.com/marketplace/p/9w3y/smart-material-dithered-cell-shading
If you have any comments or suggestions, i'd love to hear them, and if you purchesed these, thanks! I'd also love to see what you guys are making with these.
Cheers!
Different dithering types (Iray)
Different dithering types
Rotating the light