Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
This is the remix of "blue wave-seigaiha".The image depicts a seamless pattern of the front upper part of Japanese five yen coin which is used currently.This design represents a rice with ripe golden ears.
Source Yamachem
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
Black & white version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
You were craving more leather, so I whipped this up by scanning a leather jacket.
Source Atle Mo
Seamless SVG vector and JPG backgrounds with faded diagonal stripes. The colors are editable.
Source V. Hartikainen
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
No relation to the band, but damn it’s subtle!
Source Thomas Myrman
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
A free web background image with a seamless concrete-like texture and an Indian-red color.
Source V. Hartikainen
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion