Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
No, not the band but the pattern. Simple squares in gray tones, of course.
Source Atle Mo
Old China with a modern twist, take two.
Source Adam Charlts
From a drawing in 'Prose and Verse ', William Linton, 1836.
Source Firkin
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Sharp but soft triangles in light shades of gray.
Source Pixeden
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
A seamless web texture of "green stone".
Source V. Hartikainen
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
Run a restaurant blog? Here you go. Done.
Source Andrijana Jarnjak
A dark striped seamless pattern suitable for use as a background on websites.
Source V. Hartikainen
Prismatic Polka Dots Mark II 2 No Background
Source GDJ
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Basket Fibers, Basket Texture, Braid Background style CC0 texture.
Source 1A-Photoshop
A seamless tessellation pattern. To get the tile this is formed from, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
This one resembles a black concrete wall when is tiled. It should look great, at least with dark website themes.
Source V. Hartikainen