Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward
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 'Line and form", Walter Crane, 1914.
Source Firkin
Tiny circle waves, almost like the ocean.
Source Sagive
A dark background pattern/texture of a dimpled metal plate.
Source V. Hartikainen
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Looks like an old wall. I guess that’s it then?
Source Viahorizon
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
That’s what it is, a dark dot. Or sort of carbon looking.
Source Tsvetelin Nikolov
Just like the black maze, only in light gray. Duh.
Source Peax
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
Neat little photography icon pattern.
Source Hossam Elbialy
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
Inspired by a pattern found in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
This is the remix of an OCAL clipart called "Art Nouveau ornament" uploaded by "microcosme".Thanks.This is a seamless pattern of an Art Nouveau ornament.
Source Yamachem
Black brick wall pattern. Brick your site up!
Source Alex Parker