Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Inspired by a drawing in 'Kulturgeschichte', Freidrich Hellwald, 1896.
Source Firkin
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
This tiled background comes in red and consists of tiles that look like gemstones. It is more for blogs or social profiles, I think.
Source V. Hartikainen
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Original minus the background
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Tiny circle waves, almost like the ocean.
Source Sagive
Abstract Ellipses Background Grayscale
Source GDJ