Lightbeans

Materials + Textures
BIMsmith Forge
Textures
Poly Haven
Free Assets | CC0 Textures & Models | Share Textures
ambientCG - Public Domain Resources for Physically Based Rendering
Poliigon - Textures, Models and HDRIs for 3D rendering
Quixel Megascans
Sketchup Textures, free textures library for 3D CG artists
Textures for 3D, graphic design and Photoshop!
SWTEXTURE - free architectural textures
Textures | FlyingArchitecture (RALs)
Textures | cgbookcase.com
Textures - Public Domain Textures
patternpanda | Texture Library
Texturebox - Free and Premium Seamless PBR Textures, Materials, 3D Assets and PBR Materials
3D TEXTURES | Free seamless PBR textures with Diffuse, Normal, Displacement, Occlusion and Roughness Maps.
Texturelabs
Texturer
Texture Ninja
3Dassets.one - The asset search engine
TextureCan - Free PBR Textures and CC0 3D Models
3D models and materials for Corona, VRay, Cinema4D, FStormRender - CGMood
Materials | All | Material Library
Architextures, FAVOURITE
NormalMap-Online