You may use it as is, or modify it as you like.
Source V. Hartikainen
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A seamless pattern created from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Uses spirals from Pixabay. To get the basic tile select the rectangle in Inkscape and use shift+alt+i
Source Firkin
The image depicts a tiled seamless pattern.The tile represents four leaves aligned every 90 ° , which may look like a bird or a dragon .The original leaf design is from a Japanese old book.
Source Yamachem
Remixed from a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Imagine you zoomed in 1000X on some fabric. But then it turned out to be a skeleton!
Source Angelica
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Subtle scratches on a light gray background.
Source Andrey Ovcharov
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Super dark, crisp and detailed. And a Kill Bill reference.
Source Badhon Ebrahim
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
From a drawing in 'Two Women in the Klondike', Mary Hitchcock, 1899.
Source Firkin
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin