Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
A white version of the very popular linen pattern.
Source Ant Ekşiler
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
Embossed lines and squares with subtle highlights.
Source Alex Parker
This is the remix of "Background pattern 115" uploaded by "Firkin".Thanks.
Source Yamachem
Seamless Prismatic Quadrilateral Line Art Pattern No Background
Source GDJ
From a drawing in 'Hundert Jahre in Wort und Bild', S. Stefan, 1899.
Source Firkin
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
Inspired by an image that was uploaded to Pixabay by geralt
Source Firkin