Prismatic Hypnotic Pattern 2 No Background
Source GDJ
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
Prismatic Polyskelion Pattern No Background
Source GDJ
From a drawing in 'Two Women in the Klondike', Mary Hitchcock, 1899.
Source Firkin
Prismatic Floral Pattern 3 Variation 3 No Background
Source GDJ
More carbon fiber for your collections. This time in white or semi-dark gray.
Source Badhon Ebrahim
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
A classic dark tile for a bit of vintage darkness.
Source Listvetra
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
Light square grid pattern, great for a “DIY projects” sort of website, maybe?
Source Rafael Almeida
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Seamless tile drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
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
From a drawing in 'From Snowdon to the Sea. Striking stories of North and South Wales', Marie Trevelyan, 1895.
Source Firkin
A pale yellow background pattern with vertical stripes. The stripes are partially faded. I think this background image turned out pretty well, especially those faded stripes.
Source V. Hartikainen
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ