Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
No relation to the band, but damn it’s subtle!
Source Thomas Myrman
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
Black brick wall pattern. Brick your site up!
Source Alex Parker
Orange-red pattern for tiled backgrounds.
Source V. Hartikainen
Prismatic Snowflakes Pattern No Background
Source GDJ
A new take on the black linen pattern. Softer this time.
Source Atle Mo
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A seamless pattern formed from a square tile based on a jpg on Pixabay. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
An abstract texture of black metal pipes (seamless).
Source V. Hartikainen
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Tiny little fibers making a soft and sweet look.
Source Badhon Ebrahim
Colour version of the original pattern.
Source Firkin
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857
Source Firkin
On a large canvas you can see it tiling, but used on smaller areas, it’s beautiful.
Source Paul Phönixweiß
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
CC0 and seamless wellington boot pattern.
Source SliverKnight
It looks like a polished stone surface to me. Download it for free, as always.
Source V. Hartikainen
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Black And White Floral Pattern Background Inverse
Source GDJ
Here's a camo print with more tan and less green, such as might be used in a desert scenario. This is tileable, so it can be used as a wallpaper or background.
Source Eady