Might not be super subtle, but quite original in its form.
Source Alex Smith
Prismatic Floral Pattern 3 Variation 3 No Background
Source GDJ
Zero CC Mossy stone tileable texture, photographed and made by me. CC0
Source Sojan Janso
This is a seamless pattern of regular hexagon which has a honeycomb structure.
Source Yamachem
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
A nice and simple gray stucco material. Great on its own, or as a base for a new pattern.
Source Bartosz Kaszubowski
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo
Zero CC bark from fur tree tileable texture, photographed and made by me. CC0
Source Sojan Janso
A lot of people like the icon patterns, so here’s one for your restaurant blog.
Source Andrijana Jarnjak
Prismatic Polka Dots Mark II No Background
Source GDJ
This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
Prismatic Abstract Geometric Background 4
Source GDJ
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
This one has rusty dark brown texture.
Source V. Hartikainen
This one needs to be used in small areas; you can see it repeat.
Source Luca
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Colour version of the original pattern inspired by the front cover of 'Old and New Paris', Henry Edwards, 1894.
Source Firkin
From a drawing in 'Two Women in the Klondike', Mary Hitchcock, 1899.
Source Firkin