This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Same classic 45-degree pattern, dark version.
Source Luke McDonald
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
Inspired by a JPG that was uploaded to Pixabay by kokon_art
Source Firkin
Here's a bluish gray striped background pattern for use on web sites.
Source V. Hartikainen
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
Zero CC Mossy stone tileable texture, photographed and made by me. CC0
Source Sojan Janso
This is the remix of "blue wave-seigaiha".This is the flowers of pink silk tree which is called "nemuno-ki".About pink silk tree ,refer to here:https://jp.pinterest.com/pin/500744052301210439/
Source Yamachem
Abstract Tiled Background Extended 10
Source GDJ
A seamless pattern formed from background pattern 102
Source Firkin
A background tile for web with abstract repeating texture of dark "stone wall".
Source V. Hartikainen
On a large canvas you can see it tiling, but used on smaller areas, it’s beautiful.
Source Paul Phönixweiß
Prismatic Abstract Background Design
Source GDJ
A new one called white wall, not by me this time.
Source Yuji Honzawa
A seamless texture of a rough concrete surface.
Source V. Hartikainen
The following free background pattern has glossy diagonal stripes as a texture to it, and it's colored in a light blue gray color. This background pattern is suitable for using in web design or any other graphic design projects. This applies to all background patterns here.
Source V. Hartikainen
The image depicts a seamless pattern made using a bird's face.
Source Yamachem
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Prismatic Abstract Geometric Background 5
Source GDJ
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk