A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
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
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy
There are many carbon patterns, but this one is tiny.
Source Designova
Derived from an image that was uploaded to Pixabay by darkmoon1968
Source Firkin
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I. Version with black background.
Source Firkin
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
Black And White Floral Pattern Background from PDP.
Source GDJ
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
A free background image with a seamless texture of cardboard. This texture of cardboard looks quite realistic, especially when is actually tiled.
Source V. Hartikainen
Might not be super subtle, but quite original in its form.
Source Alex Smith
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Just like the black maze, only in light gray. Duh.
Source Peax
Pass parameters to the URL or edit the source code variables to configure the graph paper for the division desired.
Source JayNick
Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Groovy Concentric Background 4
Source GDJ
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Prismatic Geometric Pattern Background
Source GDJ
Paper model of a tetrahedron. Modelo de papel de um tetraedro.
Source laobc