You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Classic 45-degree pattern, light version.
Source Luke McDonald
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
This background pattern contains worn out colorful stripes as a texture.
Source V. Hartikainen
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
He influenced us all. “Don’t be sad because it’s over. Smile because it happened.”
Source Atle Mo
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
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
Abstract Tiled Background Extended 8
Source GDJ
It almost looks a bit blurry, but then again, so are fishes.
Source Petr Šulc
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
Derived from an image that was uploaded to Pixabay by TheDigitalArtist
Source Firkin
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Inspired by this, I came up with this pattern. Madness!
Source Atle Mo
A classic dark tile for a bit of vintage darkness.
Source Listvetra
Prismatic Geometric Pattern Variation 2 With Background
Source GDJ
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
Colour version that is close to the original drawing uploaded to Pixabay by pencilparker.
Source Firkin
Classic vertical lines, in all its subtlety.
Source Cody L
A seamless web texture with illustration of pale color stains on canvas.
Source V. Hartikainen
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova