ZeroCC tileable stone texture, edited from pixabay, CC0
Source Sojan Janso
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I. Version with black background.
Source Firkin
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
Kaleidoscope Prismatic Abstract No Background
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
This is a seamless pattern of regular hexagon which has a honeycomb structure.
Source Yamachem
Prismatic Triangular Background Design Mark II 5
Source GDJ
Retro Circles Background 5 No Black
Source GDJ
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo
You guessed it – looks a bit like cloth.
Source Peax Webdesign
Prismatic Groovy Concentric Background 4 No Black
Source GDJ