Free High Res HDRIs from HDRMAPS
HDRMAPS is trying to supply CG artists with Royalty Free hdri maps in highest resolution and dynamic range currently available. And they has made 85 10,000 x 5,000px HDRI...
Free Thousands of Texture Images From Texture Ninja
Texture.ninja offers over 5000 high resolution textures and reference images. All textures are copyright-free! 3D artist Joost Vanhoutte has made all of the texture images on his Texture Ninja...
Free 4K Textures from ShareTextures.com
ShareTextures.com has released over 150 free sets of photographic 4K textures under a CC0 licence, including ground materials, flooring, concrete, metal, plaster and fabric.
All of the textures are provided...