Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
I’m starting to think I have a concrete wall fetish.
Source Atle Mo
A set of paper filters. The base texture is generated the same way, only the compositing mode is varied.
Source Lazur URH
Alternative colour scheme for the original floral pattern.
Source Firkin
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
An abstract web texture of a polished blue stone (or does it look more like ice).
Source V. Hartikainen
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
The starting point for this was a texture drawn with the 'Radial Colors' plug-in in Paint.net.
Source Firkin
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Seamless Prismatic Pythagorean Line Art Pattern No Background. A seamless pattern that includes the original tile (go to Objects / Pattern / Pattern To Objects in Inkscape's menu to extract it).
Source GDJ
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A seamless pattern formed from a rectangular tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin