A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
Submitted in a cream color, but you know how I like it.
Source Devin Holmes