Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
Zero CC tileable seed texture, edited by me to be seamless from a Pixabay image. CC0
Source Sojan Janso
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
This one needs to be used in small areas; you can see it repeat.
Source Luca
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
Psychedelic Geometric Background No Black
Source GDJ
Sort of like the back of a wooden board. Light, subtle, and stylish, just the way we like it!
Source Nikolalek
Here's a seamless brown cork board background texture. Feel free to download or reshare if you like.
Source V. Hartikainen
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
A very dark spotted twinkle pattern for your twinkle needs.
Source Badhon Ebrahim
Sort of like the back of a wooden board. Light, subtle, and stylish, just the way we like it!
Source Nikolalek
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Colorful Floral Background 3 No Black
Source GDJ
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin