Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
I have no idea how to describe this one, but it’s light and delicate.
Source JBasoo
A background pattern with a look of rough fabric.
Source V. Hartikainen
A seamless marble-like texture colored in light blue.
Source V. Hartikainen
A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
It almost looks a bit blurry, but then again, so are fishes.
Source Petr Šulc
Tiny little fibers making a soft and sweet look.
Source Badhon Ebrahim
Light and tiny, just the way you like it.
Source Rohit Arun Rao
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
Colorful Floral Background 3 No Black
Source GDJ
Retro Circles Background 8 No Black
Source GDJ
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
Prismatic Abstract Geometric Background 3
Source GDJ
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo