Orange-red pattern for tiled backgrounds.
Source V. Hartikainen
Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Prismatic Abstract Background Design No Black
Source GDJ
Remixed from a raster on Pixabay, that was uploaded by ArtsyBee.
Source Firkin
Black And White Floral Pattern Background from PDP.
Source GDJ
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
Sort of like the back of a wooden board. Light, subtle, and stylish, just the way we like it!
Source Nikolalek
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
An alternative colour scheme to the original seamless pattern.
Source Firkin
A seamless pattern formed from background pattern 102
Source Firkin
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
By popular request, an outline version of the pentagon pattern.
Source Atle Mo
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
Old China with a modern twist, take two.
Source Adam Charlts
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton