A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
A seamless pattern formed from miutopia's cakes on a tablecloth.
Source Firkin
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prismatic Polka Dots 3 No Background
Source GDJ
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i
Source Firkin
Subtle scratches on a light gray background.
Source Andrey Ovcharov
From an image on opengameart.org shared by rubberduck.
Source Firkin