Sometimes you just need the simplest thing.
Source Fabricio
Might not be super subtle, but quite original in its form.
Source Alex Smith
Derived from an image that was uploaded to Pixabay by darkmoon1968
Source Firkin
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
A light gray wall or floor (you decide) of concrete.
Source Atle Mo
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Number 1 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
A dark striped seamless pattern suitable for use as a background on websites.
Source V. Hartikainen
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
Imagine you zoomed in 1000X on some fabric. But then it turned out to be a skeleton!
Source Angelica
Prismatic Groovy Concentric Background 5
Source GDJ
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
One more sharp little tile for you. Subtle circles this time.
Source Blunia
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin