A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
As the original image 's page size is too large for its image size, I remixed it.
Source Yamachem
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
From a drawing in 'Royal Ramsgate', James Simson, 1897.
Source Firkin
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Inspired by a JPG that was uploaded to Pixabay by kokon_art
Source Firkin
No relation to the band, but damn it’s subtle!
Source Thomas Myrman
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
This ons is quite old school looking. Retro, even. I like it.
Source Arno Declercq
Run a restaurant blog? Here you go. Done.
Source Andrijana Jarnjak
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin
This background image has seamless texture that resembles a surface of gray stone.
Source V. Hartikainen
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
This light background pattern has a texture of "frozen" surface with diagonal stripes. Here's an yet another addition to the collection of free website backgrounds.
Source V. Hartikainen
A repeatable image with dark background and metal grid pattern.
Source V. Hartikainen
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
This background texture resembles stone. It may be used as a background on web pages or on some of their html elements (header, borders, menu bar, etc.). Just modify it for your needs.
Source V. Hartikainen