A bit strange this one, but nice at the same time.
Source Diogo Silva
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.
Source Atle Mo
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Background formed from the original with an emboss effect
Source GDJ
Colourful background achieved with gradient fills.
Source Firkin
Did some testing with Repper Pro tonight, and this gray mid-tone pattern came out.
Source Atle Mo
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Geometric triangles seem to be quite hot these days.
Source Pixeden
Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
The image depicts a seamless pattern of a snow crystal.I referred to a book called ”sekka-zusetsu” or "雪華図説" which means an illustrated explanation about snow crystals.This book was published in 1832 (天保3年) or Edo period.For more about "雪華図説",see here:dl.ndl.go.jp/info:ndljp/pid/2536975
Source Yamachem
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
Seamless Background For Websites. It has a texture similar to cork-board.
Source V. Hartikainen
A background pattern with green vertical stripes. A new striped background pattern. This time a green one.
Source V. Hartikainen
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic
Source Firkin