This is sort of fresh, but still feels a bit old school.
Source Martuchox
CC0 remixed from a drawing. Walter Crane, 1914, Firkin.
Source SliverKnight
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
A seamless marble-like texture colored in light blue.
Source V. Hartikainen
A seamless background pattern with impressed gray dots.
Source V. Hartikainen
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Abstract Tiled Background Extended 12
Source GDJ
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This makes me wanna shoot some pool! Sweet green pool table pattern.
Source Caveman
A black tile-able background with paper-like texture.
Source V. Hartikainen
This one is amazing, truly original. Go use it!
Source Viahorizon
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
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A seamlessly tileable pink background texture.
Source V. Hartikainen
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
There are many carbon patterns, but this one is tiny.
Source Designova
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay