Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
A frame using leaves from an image that was uploaded to Pixabay by mayapujiati
Source Firkin
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This white background pattern has a seamless grunge style texture. Here's a white grunge style background pattern. Use it as a tiled background image on web sites or for other purposes.
Source V. Hartikainen
Geometric triangles seem to be quite hot these days.
Source Pixeden
Honestly, who does not like a little pipe and mustache?
Source Luca Errico
A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).
Source V. Hartikainen
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen
This makes me wanna shoot some pool! Sweet green pool table pattern.
Source Caveman
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Similar to original, but without gaps in between the arrows. This seamless pattern was created from a rectangular tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Prismatic Abstract Geometric Background 4
Source GDJ
From a drawing in 'A Rolling Stone. A tale of wrongs and revenge', John Hartley, 1878.
Source Firkin
White circles connecting on a light gray background.
Source Mark Collins
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod