Here I have tried to create something that would look like maple wood. Not sure how well it's turned out, but at least it looks like wood.
Source V. Hartikainen
Zero CC asphalt, pavement, texture, photographed and made by me. CC0 WARNING I FOUND A SEAM ON THIS TEXTURE
Source Sojan Janso
Alternative colour scheme for the original floral pattern.
Source Firkin
If you need a green background for your blog/website, try this one. Remember that Green Striped Background is seamlessly tileable.
Source V. Hartikainen
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
Remixed from a drawing in 'Jezebel's Daughter', Wilkie Collins 1880
Source Firkin
Black & white version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
A free tileable background colored in off-white (antique white) color.
Source V. Hartikainen
A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Seamless Olive Green Web Background Image
Source V. Hartikainen
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Might not be super subtle, but quite original in its form.
Source Alex Smith
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
The classic notebook paper with horizontal stripes.
Source Are Sundnes
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
I’m not going to lie – if you submit something with the words Norwegian and Rose in it, it’s likely I’ll publish it.
Source Fredrik Scheide
Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ