The image is a seamless pattern of a fishnet.
Source Yamachem
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 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
The Grid. A digital frontier. I tried to picture clusters of information as they traveled through the computer.
Source Haris Šumić
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
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
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
An aged paper background tile with smeared and pressed text.
Source V. Hartikainen
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
This is a hot one. Small, sharp and unique.
Source GraphicsWall
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Colour version of the original pattern.
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering