Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
This one has rusty dark brown texture.
Source V. Hartikainen
On a large canvas you can see it tiling, but used on smaller areas, it’s beautiful.
Source Paul Phönixweiß
This one is amazing, truly original. Go use it!
Source Viahorizon
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
From a drawing in 'A Rolling Stone. A tale of wrongs and revenge', John Hartley, 1878.
Source Firkin
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
You know you love wood patterns, so here’s one more.
Source Richard Tabor
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
From a drawing in 'Cassell's Library of English Literature', Henry Morley, 1883.
Source Firkin
A seamless pattern created from a square tile. To get the tile, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
The image depicts a seamless pattern of a tortoise in tortoiseshell (hexagon).
Source Yamachem
A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo
Prismatic Geometric Pattern Background 2
Source GDJ
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
Zero CC tileable seed texture, edited by me to be seamless from a Pixabay image. CC0
Source Sojan Janso