This one is something special. I’d call it a flat pattern, too. Very well done, sir!
Source GetDiscount
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Not a flat you live inside, like in the UK – but a flat piece of cardboard.
Source Appleshadow
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from a drawing in 'Some account of the Worshipful Company of Ironmongers', John Nicholl, 1866.
Source Firkin
Abstract Ellipses Background Grayscale
Source GDJ
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
8 by 8 pixels, and just what the title says.
Source pixilated
A blue gray fabric-like texture for websites. An yet another fabric-like texture. It has subtle vertical and diagonal stripes to it.
Source V. Hartikainen
Inspired by this, I came up with this pattern. Madness!
Source Atle Mo
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Prismatic Abstract Geometric Background 4
Source GDJ
Prismatic Curved Diamond Pattern No Background
Source GDJ
This is the third pattern called Dark Denim, but hey, we all love them!
Source Brandon Jacoby
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
Abstract Tiled Background Extended 10
Source GDJ
A cute x, if you need that sort of thing.
Source Juan Scrocchi
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
The name is totally random, but hey, it sounds good.
Source Atle Mo
Here I have tried to create something that would look like maple wood. Not sure how well it's turned out, but at least it looks like wood.
Source V. Hartikainen
One more updated pattern. Not really carbon fiber, but it’s the most popular pattern, so I’ll give you an extra choice.
Source Atle Mo
A grayscale fabric pattern with vertical lines of stitch holes.
Source V. Hartikainen
Geometric triangles seem to be quite hot these days.
Source Pixeden