Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Remixed from a PNG that was uploaded to Pixabay by VictorianLady
Source Firkin
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
A seamless background pattern with impressed gray dots.
Source V. Hartikainen
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
A free black metallic background pattern. Here's a new pattern I made that looks metallic.
Source V. Hartikainen
Dare I call this a «flat pattern»? Probably not.
Source Dax Kieran
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
One more sharp little tile for you. Subtle circles this time.
Source Blunia
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
The image depicts a seamless pattern of a snow crystal.I referred to a book called ”sekka-zusetsu” or "雪華図説" which means an illustrated explanation about snow crystals.This book was published in 1832 (天保3年) or Edo period.For more about "雪華図説",see here:dl.ndl.go.jp/info:ndljp/pid/2536975
Source Yamachem