Inspired by a pattern found in 'A General History of Hampshire, or the County of Southampton, including the Isle of Wight', Bernard Woodwood, 1861
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by susanlu4esm
Source Firkin
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
From a drawing in 'Az Osztrák-Magyar Monarchia irásban és képben', 1885.
Source Firkin
Seamless Dark Grunge Texture. Here's a new grunge texture for use as a background.
Source V. Hartikainen
A comeback for you: the popular Escheresque, now in black.
Source Patten
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
Sort of reminds me of those old house wallpapers.
Source Tish
Seamless Prismatic Quadrilateral Line Art Pattern No Background
Source GDJ
Looks as if it's spray painted on the wall. You can be sure that this pattern will seamlessly fill your backgrounds on web pages.
Source V. Hartikainen
Colored maple leaves scattered on a surface. This is tileable, so it can be used as a background or wallpaper.
Source Eady
The Grid. A digital frontier. I tried to picture clusters of information as they traveled through the computer.
Source Haris Šumić
This background pattern contains a texture of yellow wood planks. I think it looks quite original.
Source V. Hartikainen