https://blendermarket.com/products/materialiq

Materialiq v5.0.1 Material Library is a material library for the free and open source Blender software. It was designed from the ground up to handle time-consuming tasks that often involve creating and modifying materials rather than focusing on other important aspects of a scene. Blender resource browser integration, random material setting for each element/object, 20 new materials added (6 roof types, 12 wood types, 2 wall types), 14 materialiq4 materials ported to materialiq5, higher resolution material previews, ported world settings via materialiq4, shortened material names in polygoniq browser, added 4 water materials (animation only in aquatiq)