A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
From a drawing in 'Heroes of North African Discovery', Nancy Meugens, 1894.
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
The tile for this is based on a repeating unit close to a design on Pixabay. It can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Sharp but soft triangles in light shades of gray.
Source Pixeden
Another fairly simple design drawn in Paint.net and vectorized in Inkscape.
Source Firkin
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
A huge one at 800x600px. Made from a photo I took going home after work.
Source Atle Mo
Black paper texture, based on two different images.
Source Atle Mo
Based from Design Kindle
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
A repeating background of beige paper with vintage look. Repeats to infinity, as usual.
Source V. Hartikainen
Zero CC tileable ground (#2) cracked, crackled texture, made by me. CC0
Source Sojan Janso
This one needs to be used in small areas; you can see it repeat.
Source Luca
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
This seamless background image should look nice on websites. It has a dark blue gray texture with vertical stripes, it tiles seamlessly and, like all of the background images here, it's free. So, if you like it, take it!
Source V. Hartikainen
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
An orange vertically striped background pattern. Feel free to download and use this orange background pattern, for example, on the web). It resembles a wallpaper with vertical stripes or something similar to it.
Source V. Hartikainen
Colorful Floral Background No Black
Source GDJ
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin