ZeroCC tileable stone texture, edited from pixabay, CC0
Source Sojan Janso
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
Dead simple but beautiful horizontal line pattern.
Source Fabian Schultz
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
Number 3 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Derived from an image that was uploaded to Pixabay by pugmom40
Source Firkin
A pattern derived from part of a fractal rendering in Paint.net.
Source Firkin
Remixed from a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Prismatic Geometric Pattern Background No Black
Source GDJ
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
Same classic 45-degree pattern, dark version.
Source Luke McDonald
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
Looks like an old rug or a computer chip.
Source Patutin Sergey