Pattern that came out of playing with the 'slinky' plug-in for Paint.net
Source Firkin
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Classic 45-degree pattern, light version.
Source Luke McDonald
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
Here's an yet another background for websites, with a seamless texture of wood planks this time.
Source V. Hartikainen
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
ZeroCC tileabel stone granite texture, edited from pixabay. CC0
Source Sojan Janso
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
A seamless canvas texture for using as background on websites. Colored in pale tones of brown.
Source V. Hartikainen
Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.
Source Firkin
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy
This background pattern looks like bamboo to me. Feel free to download it for your website (for your blog perhaps?).
Source V. Hartikainen
Prismatic Basic Pattern 2 No Background
Source GDJ
Prismatic Polka Dots Mark II No Background
Source GDJ
A seamless striped fabric-like texture colored in a dark reddish brown color.
Source V. Hartikainen
You guessed it – looks a bit like cloth.
Source Peax Webdesign