This was formed by distorting an image of a background on Pixabay.
Source Firkin
From a drawing in 'Bond Slaves. The story of a struggle.', Isabella Varley, 1893.
Source Firkin
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
Prismatic Floral Background No Black
Source GDJ
White little knobs, coming in at 10x10px. Sweet!
Source Amos
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
It was called Navy Blue, but I made it dark. You know, the way I like it.
Source Ethan Hamilton
Pattern Background, Texture, Photoshop Structure style CC0 texture.
Source Darkmoon1968
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
A white version of the very popular linen pattern.
Source Ant Ekşiler
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
The image depicts a seamless pattern of Japanese Edo pattern called "kikkou-matsu" or "亀甲松" meaning " tortoiseshell-pinetree".The real pinetree is like this: https://jp.pinterest.com/pin/500744052301065077/
Source Yamachem
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen