CC0 and seamless wellington boot pattern.
Source SliverKnight
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
Basket Fibers, Basket Texture, Braid Background style CC0 texture.
Source 1A-Photoshop
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A free seamless background texture of "timber wall" (colored in dark brown).
Source V. Hartikainen
Derived from a JPG that was uploaded to Pixabay by ractapopulous
Source Firkin
This tiled background comes in red and consists of tiles that look like gemstones. It is more for blogs or social profiles, I think.
Source V. Hartikainen
Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin
Abstract Ellipses Background Grayscale
Source GDJ
Pattern Background, Texture, Photoshop Structure style CC0 texture.
Source Darkmoon1968
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
The image is a seamless pattern of a fishnet.
Source Yamachem
From a drawing in 'Cassell's Library of English Literature', Henry Morley, 1883.
Source Firkin
Remixed from an image that was uploaded to Pixabay by KirstenStar
Source Firkin
Colorful Floral Background 3 No Black
Source GDJ
It’s big, it’s gradient—and it’s square.
Source Brankic1979
A yellow tiled background... Blurriness, bokeh effect and rectangles pattern in one mix.
Source V. Hartikainen
Looks like an old rug or a computer chip.
Source Patutin Sergey
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic