From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Derived from an image that was uploaded to Pixabay by pugmom40
Source Firkin
Prismatic Abstract Geometric Background 4
Source GDJ
Everyone needs some stardust. Sprinkle it on your next project.
Source Atle Mo
Prismatic Curved Diamond Pattern No Background
Source GDJ
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Classic vertical lines, in all its subtlety.
Source Cody L
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Black version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.
Source Atle Mo
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin