A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.
Source Graphiste
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Prismatic Curved Diamond Pattern 5 No Background
Source GDJ
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Background pattern originally a PNG drawn in Paint.net
Source Firkin
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
Prismatic Hypnotic Pattern No Background
Source GDJ
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
An aged paper background tile with smeared and pressed text.
Source V. Hartikainen
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
This was formed by distorting an image of a background on Pixabay.
Source Firkin
This one needs to be used in small areas; you can see it repeat.
Source Luca
A light background pattern with diagonal stripes. Here's a simple light striped background for you.
Source V. Hartikainen
From an image on opengameart.org shared by rubberduck.
Source Firkin
More carbon fiber for your collections. This time in white or semi-dark gray.
Source Badhon Ebrahim
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton