Get 380 free PBR texture sets from cgbookcase.com
Download free sets of PBR texture maps at resolutions up to 4K
The site covers a good range of standard material types, including metal, rocks, tiles, paving, wooden flooring, ground materials and fabrics.
However, it also has some more unusual collections, including leaf textures, road materials and markings, and grunge maps for dirt, fingerprints and water droplets.
The materials come with albedo, normal, height, roughness, ambient occlusion and metalness maps, and most are available at resolutions of up to 4K.
At the time of posting, there are 380 sets of textures available, but the collection is growing steadily.
Support the site on Patreon for access to bulk downloads
If you like the textures, you can support Zgraggen on Patreon, which also gives you access to a Google Drive folder containing all of the files.