As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Background Wall, Art Abstract, Star Well & CC0 texture.
Source Ractapopulous
Zero CC tileable pine bark texture, photographed and made by me. CC0
Source Sojan Janso
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
This is a seamless pattern of regular hexagon which has a honeycomb structure.
Source Yamachem
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
One more in the line of patterns inspired by Japanese/Asian styles. Smooth.
Source Kim Ruddock
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
ZeroCC tileable stone texture, edited from pixabay, CC0
Source Sojan Janso
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Colour version that is close to the original drawing uploaded to Pixabay by pencilparker.
Source Firkin
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
Remixed from an image that was uploaded to Pixabay by CatherineClennan
Source Firkin
Background Wall, Art Abstract, Watercolor Vintage style CC0 texture.
Source Ractapopulous
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
The image depicts a seamless pattern made using a bird's face.
Source Yamachem
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
From a drawing in 'Hundert Jahre in Wort und Bild', S. Stefan, 1899.
Source Firkin