You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
This background pattern contains worn out colorful stripes as a texture.
Source V. Hartikainen
Prismatic Curved Diamond Pattern 5 No Background
Source GDJ
The original enhanced with one of Inkscapes's filters.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Mostly just mucked about with the colours and made one of the paths in the lead frame opaque. The glass remains transparent.
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
A seamless texture of an abstract wall colored in shades of light orange brown.
Source V. Hartikainen
A pattern drawn in Paint.net and vectorized in Inkscape.
Source Firkin
From a drawing in 'From Snowdon to the Sea. Striking stories of North and South Wales', Marie Trevelyan, 1895.
Source Firkin
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
This is the remix of an OCAL clipart called "Rain on Window" uploaded by "pagarmidna".Thanks.This is a seamless pattern of raindrops.
Source Yamachem
Inspired by a pattern I saw in a 19th century book. This seamless pattern was created from a square tile. To get the tile, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
Sometimes you just need the simplest thing.
Source Fabricio