Inspired by a pattern found in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Kaleidoscope Prismatic Abstract No Background
Source GDJ
Number 1 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
ZeroCC tileabel stone granite texture, edited from pixabay. CC0
Source Sojan Janso
Oh yes, it happened! A pattern in full color.
Source Atle Mo
Prismatic Groovy Concentric Background 3 No Black
Source GDJ
This was formed by distorting an image of a background on Pixabay.
Source Firkin
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
A version without colours blended together to give a different look.
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Black brick wall pattern. Brick your site up!
Source Alex Parker
From a drawing in 'Hyde Park from Domesday-Book to date', John Ashton, 1896.
Source Firkin