Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
Remixed from a vector adapted from a jpg on Pixabay. The tile this is constructed from can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A repeating background of thick textured paper. Actually, it turned out to look like something between a paper and fabric.
Source V. Hartikainen
Sort of reminds me of those old house wallpapers.
Source Tish
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
Prismatic Geometric Pattern Background 2
Source GDJ
Seamless pattern inspired by a drawing on Pixabay. To get the tile this is formed from, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Prismatic Triangular Seamless Pattern III With Background
Source GDJ
Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Same classic 45-degree pattern, dark version.
Source Luke McDonald
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Green Background Pattern
Source V. Hartikainen
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
The basic shapes never get old. Simple triangle pattern.
Source Atle Mo
Zero CC tileable hard cover red book, scanned and made by me. CC0
Source Sojan Janso
This is a grid, only it’s noisy. You know. Reminds you of those printed grids you draw on.
Source Vectorpile
A new take on the black linen pattern. Softer this time.
Source Atle Mo
Prismatic Groovy Concentric Background 4
Source GDJ
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
Tiny little fibers making a soft and sweet look.
Source Badhon Ebrahim
From a drawing in 'Cassell's Library of English Literature', Henry Morley, 1883.
Source Firkin
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
A version without colours blended together to give a different look.
Source Firkin