Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Produced using the clouds, flames and glass blocks plug-ins in Paint.net and the resulting .PNG vectorised with Vector Magic.
Source Firkin
Colour version that is close to the original drawing uploaded to Pixabay by pencilparker.
Source Firkin
A seamless pattern formed from background pattern 102
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
This background image has seamless texture that resembles a surface of gray stone.
Source V. Hartikainen
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
Sharp pixel pattern, just like the good old days.
Source Paridhi
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus