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
A seamless pattern formed from a rectangular tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Black version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
A re-make of the Gradient Squares pattern.
Source Dimitar Karaytchev
Zero CC tileable bark texture, photographed and made by me. CC0
Source Sojan Janso
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
Looks like an old wall. I guess that’s it then?
Source Viahorizon
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Zero CC tileable yellow craft paper; scanned and made by me. CC0
Source Sojan Janso
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
A seamlessly repeating background pattern of wood. The image is procedurally generated, and, I think, it's turned out quite well.
Source V. Hartikainen
One more sharp little tile for you. Subtle circles this time.
Source Blunia
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Square design drawn in Paint.net and vectorized in Vector Magic.
Source Firkin
A dark striped seamless pattern suitable for use as a background on websites.
Source V. Hartikainen
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
Have you wondered about how it feels to be buried alive? Here is the pattern for it.
Source Hendrik Lammers
A tile-able background for websites with paper-like texture and a grid pattern layered on top of it.
Source V. Hartikainen
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski