https://texturehaven.com/textures/?c=all&o=popular
https://cc0textures.com/list?sort=Popular
BLENDER material https://www.blendfab.com/asset-online-library/ https://freepbr.com/ https://3d-wolf.com/products/materials.html https://docs.google.com/document/d/14bD20LoDaaR_BksECglbTNs4HQtlh-TjjCaIzt4W3Kg/edit
How to bake normal maps inside Blender 2.8 https://www.youtube.com/watch?v=71sPwqs6C_I
Blender 2.8 PBR Texturing for Beginners https://www.youtube.com/watch?v=XI-pZshRp8g
METERIAL TOOLs Materialize image to material http://boundingboxsoftware.com/materialize/getkey.php