Sometimes you just need the simplest thing.
Source Fabricio
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
Light and tiny, just the way you like it.
Source Rohit Arun Rao
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
A bit strange this one, but nice at the same time.
Source Diogo Silva
A seamless pattern formed from a rectangular tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
From a drawing in 'Kingsdene', Maria Fetherstonehaugh, 1878.
Source Firkin
Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo
Prismatic Abstract Geometric Background 2 No Black
Source GDJ
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
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
I asked Gjermund if he could make a pattern for us – result!
Source Gjermund Gustavsen
The starting point for this was a texture drawn with the 'Radial Colors' plug-in in Paint.net.
Source Firkin
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Another fairly simple design drawn in Paint.net and vectorized in Inkscape.
Source Firkin
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
CC0 remixed from a drawing. Walter Crane, 1914, Firkin.
Source SliverKnight