People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
Colour version of the original pattern.
Source Firkin
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Textured Red Brown Plastic, Free Background Pattern. Although there's already enough plastic in our lives, let's bring it to the web too.)
Source V. Hartikainen
From a drawing in 'Codogno e il suo territorio nella cronaca e nella storia'', Gio and Giarella Cairo, 1897.
Source Firkin
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
Formed by distorting an image on Pixabay that was uploaded by gustavorezende. To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Used the 6th circle pattern designed by Viscious-Speed to create a print that can be used for card making or scrapbooking. Save as a PDF file for the best printing option.
Source Lovinglf
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Tweed is back in style – you heard it here first. Also, the @2X version here is great!
Source Simon Leo
More leather, and this time it’s bigger! You know, in case you need that.
Source Elemis
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Alternative colour scheme. 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
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Might not be super subtle, but quite original in its form.
Source Alex Smith
Abstract Ellipses Background Grayscale
Source GDJ
A white version of the very popular linen pattern.
Source Ant Ekşiler
Colorful Floral Background 3 No Black
Source GDJ
Prismatic Hypnotic Pattern 2 No Background
Source GDJ