The image is a seamless pattern of a fishnet.
Source Yamachem
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
Prismatic Groovy Concentric Background
Source GDJ
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
The perfect pattern for all your blogs about type, or type-related matters.
Source Atle Mo
Seamless Background For Websites. It has a texture similar to cork-board.
Source V. Hartikainen
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
A seamless pattern drawn originally in Paint.net by distorting a slice of background pattern 116 and copying the resulting triangle numerous times.
Source Firkin
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
Might not be super subtle, but quite original in its form.
Source Alex Smith
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Zero CC tillable hard cover red book with X shape marks. Scanned and made by me.
Source Sojan Janso
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Found on the ground in french cafe in kunming, Yunnan, china
Source Rejon
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
I scanned a paper coffee cup. You know, in case you need it.
Source Atle Mo
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
Dark Tile-able Grunge Texture. I think this texture can be classified as grunge. It's free and seamless, as always.
Source V. Hartikainen