All good things come in threes, so I give you the third in my little concrete wall series.
Source Atle Mo
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
From a drawing in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.
Source Firkin
Black paper texture, based on two different images.
Source Atle Mo
Based from Design Kindle
I have no idea how to describe this one, but it’s light and delicate.
Source JBasoo
This one is something special. I’d call it a flat pattern, too. Very well done, sir!
Source GetDiscount
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A seamless pattern with a unit cell drawn as a bitmap in Paint.net and vectorized in Vector Magic.
Source Firkin
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
The image depicts a seamless pattern of the design which includes a stylized lotus and a stylized crane.I referred to the original image in a book which is into public domain.
Source Yamachem