This is a seamless pattern which is derived from a flower petal image.
Source Yamachem
Abstract Tiled Background Extended 8
Source GDJ
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
The original enhanced with some gradients.
Source Firkin
Lovely pattern with splattered vintage speckles.
Source David Pomfret
A seamless background tile of aged paper with shabby look.
Source V. Hartikainen
Here's a seamless brown cork board background texture. Feel free to download or reshare if you like.
Source V. Hartikainen
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
A dark background pattern/texture of a dimpled metal plate.
Source V. Hartikainen
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
Remixed from a drawing in 'Works. Popular edition', John Ruskin, 1886.
Source Firkin
This pattern comes in orange, and it looks as if it is "made of glass".
Source V. Hartikainen
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Prismatic Groovy Concentric Background
Source GDJ