The image depicts an edo-era pattern called "same-komon" or "鮫小紋"which looks like a shark skin.The "same" in Japanese means shark in English.
Source Yamachem
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
Element of beach pattern with background.
Source Rones
An alternative colour scheme to the original seamless pattern.
Source Firkin
Abstract Tiled Background Extended 10
Source GDJ
Colour version of the original pattern.
Source Firkin
There are many carbon patterns, but this one is tiny.
Source Designova
Black brick wall pattern. Brick your site up!
Source Alex Parker
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
Seamless tile drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
Remixed from a drawing in 'A Girl in Ten Thousand', Elizabeth Meade, 1896.
Source Firkin
Prismatic Snowflakes Pattern No Background
Source GDJ
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin
A free seamless background texture that looks like a brown stone wall.
Source V. Hartikainen
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo