A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Retro Circles Background 5 No Black
Source GDJ
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
This one is amazing, truly original. Go use it!
Source Viahorizon
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
The following orange background pattern resembles a honeycomb.
Source V. Hartikainen
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
A smooth mid-tone gray, or low contrast if you will, linen pattern.
Source Jordan Pittman
A classic dark tile for a bit of vintage darkness.
Source Listvetra
Prismatic Abstract Geometric Background 5
Source GDJ
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin