An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
This beige background pattern resembles a concrete wall with engravings or something similar to it.
Source V. Hartikainen
The tile this is based on was adapted from an image that was uploaded to Pixabay by frolicsomepl. It can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
A background pattern with blue on white vertical stripes.
Source V. Hartikainen
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
A seamless stone-like background for blogs or any other type of websites.
Source V. Hartikainen
Prismatic Groovy Concentric Background No Black
Source GDJ
Remixed from a drawing that was uploaded to Pixabay by captenpub.
Source Firkin
Sharp pixel pattern, just like the good old days.
Source Paridhi
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Black And White Floral Pattern Background from PDP.
Source GDJ
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Prismatic Geometric Pattern Background
Source GDJ
Remixed from a drawing in 'Some account of the Worshipful Company of Ironmongers', John Nicholl, 1866.
Source Firkin
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
From a drawing in 'Real Sailor-Songs', John Ashton, 1891.
Source Firkin
Vector version of a JPG that was uploaded to Pixabay by theasad121
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Prismatic Geometric Pattern Background No Black
Source GDJ
The image depicts an edo-era pattern called "same-komon" or "鮫小紋"which looks like a shark skin.The "same" in Japanese means shark in English.
Source Yamachem
A free background image with a seamless texture of cardboard. This texture of cardboard looks quite realistic, especially when is actually tiled.
Source V. Hartikainen
Dare I call this a «flat pattern»? Probably not.
Source Dax Kieran
The classic notebook paper with horizontal stripes.
Source Are Sundnes