Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
From an image on opengameart.org shared by rubberduck.
Source Firkin
A classic dark tile for a bit of vintage darkness.
Source Listvetra
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
Dead simple but beautiful horizontal line pattern.
Source Fabian Schultz
It looks like a polished stone surface to me. Download it for free, as always.
Source V. Hartikainen
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Prismatic Chevrons Pattern 5 With Background
Source GDJ
Prismatic Curved Diamond Pattern 5 No Background
Source GDJ
Neat little photography icon pattern.
Source Hossam Elbialy
Background formed from the original with an emboss effect
Source GDJ
Remixed from an image that was uploaded to Pixabay by CatherineClennan
Source Firkin
Alternative colour scheme. 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 unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Remixed from a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
From a drawing in 'An Old Maid's Love. A Dutch tale told in English', Maarten Maartens, 1891.
Source Firkin
Green Web Background, Seamless tile.
Source V. Hartikainen
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
Prismatic Groovy Concentric Background 3
Source GDJ