The image depicts a seamless pattern of a Japanese family crest called "chidori" in Japanese .A chidori in Japanese means a plover in English.
Source Yamachem
The original enhanced with some gradients.
Source Firkin
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
More in the paper realm, this time with fibers.
Source Jorge Fuentes
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
One more sharp little tile for you. Subtle circles this time.
Source Blunia
A seamless pattern formed from a modified version of rwwgub's tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
Remixed from a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
f you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin