Based on an image that was uploaded to Pixabay by devanath
Source Firkin
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
Might not be super subtle, but quite original in its form.
Source Alex Smith
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
I have no idea what J Boo means by this name, but hey – it’s hot.
Source j Boo
A seamless texture of a rough concrete surface.
Source V. Hartikainen
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868
Source Firkin
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from a drawing in 'Очерки Русской Исторіи въ памятникахъ быта', Petr Polevoi, 1879.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Fix and cc0 to get the tile this is based on.
Source SliverKnight
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
A background pattern with a look of rough fabric.
Source V. Hartikainen
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
Paper model of a tetrahedron. Modelo de papel de um tetraedro.
Source laobc
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
A pattern formed from a photograph of a 16th century ceramic tile.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks. https://cloaks.deviantart.com
Source Atle Mo
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Here's a repeatable texture that resembles a light green concrete wall or something similar.
Source V. Hartikainen
Here's a bluish gray striped background pattern for use on web sites.
Source V. Hartikainen
Black version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin