Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
Background formed from the original with an emboss effect.
Source Firkin
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868
Source Firkin
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
A new one called white wall, not by me this time.
Source Yuji Honzawa
This is a seamless pattern which is derived from a flower petal image.
Source Yamachem
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
You know I’m a sucker for these. Well-crafted paper pattern.
Source Mihaela Hinayon
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
It almost looks a bit blurry, but then again, so are fishes.
Source Petr Šulc
A comeback for you: the popular Escheresque, now in black.
Source Patten
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
Prismatic Curved Diamond Pattern 7 No Background
Source GDJ
Number 3 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
Continuing the geometric trend, here is one more.
Source Mike Warner
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo
From a drawing in 'Jardyne's Wife', Charles Wills, 1891.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Here's an yet another background for websites, with a seamless texture of wood planks this time.
Source V. Hartikainen