Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Here's an yet another background for websites, with a seamless texture of wood planks this time.
Source V. Hartikainen
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Very dark pattern with some noise and 45-degree lines.
Source Stefan Aleksić
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A repeating gloomy background image. This one consists of a pattern of black chains layered on top of a dark textured background.
Source V. Hartikainen
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
There are many carbon patterns, but this one is tiny.
Source Designova
Inspired by a design found in 'Konstantinápolyi emlékeim', Miklos Chriszto, 1893.
Source Firkin
Colour version of the original pattern.
Source Firkin
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
A free seamless texture of reptile skin colored in a dark brown color. As always, you may use it as a repeated background image in your web design works, or for any other purposes.
Source V. Hartikainen
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Derived from an image that was uploaded to Pixabay by TheDigitalArtist
Source Firkin
A seamless web texture of "green stone".
Source V. Hartikainen
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A classic dark tile for a bit of vintage darkness.
Source Listvetra
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
Here's an yet another seamless note paper texture for use as a background on websites.
Source V. Hartikainen