A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
Used the 6th circle pattern designed by Viscious-Speed to create a print that can be used for card making or scrapbooking. Save as a PDF file for the best printing option.
Source Lovinglf
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
This was formed by distorting an image of a background on Pixabay.
Source Firkin
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
This beige background pattern resembles a concrete wall with engravings or something similar to it.
Source V. Hartikainen
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
This is so subtle you need to bring your magnifier!
Source Carlos Valdez
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
A free seamless texture of reptile skin colored in a dark brown color. As always, you may use it as a repeated background image in your web design works, or for any other purposes.
Source V. Hartikainen
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
Basket Fibers, Basket Texture, Braid Background style CC0 texture.
Source 1A-Photoshop
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
The following repeating website background is colored in a blue gray color and resembles a concrete wall or something similar to it.
Source V. Hartikainen
From a drawing in 'Picturesque New Guinea', J Lindt, 1887.
Source Firkin