Some dark 45 degree angles creating a nice pattern. Huge.
Source Dark Sharp Edges
Fix side and a seamless pattern formed from circles.
Source SliverKnight
Inspired by a JPG that was uploaded to Pixabay by kokon_art
Source Firkin
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ
From a drawing in 'A Rolling Stone. A tale of wrongs and revenge', John Hartley, 1878.
Source Firkin
Sometimes you just need the simplest thing.
Source Fabricio
A seamless background pattern of dark brown wood planks.
Source V. Hartikainen
A background pattern with a look of rough fabric.
Source V. Hartikainen
Found on the ground in french cafe in kunming, Yunnan, china
Source Rejon
Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
Prismatic Abstract Background Design
Source GDJ
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 'Prose and Verse ', William Linton, 1836.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Submitted in a cream color, but you know how I like it.
Source Devin Holmes
From a drawing in 'Uit de geschiedenis der Heilige Stede te Amsterdam', Yohannes Sterck, 1898.
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
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Kaleidoscope Prismatic Abstract No Background
Source GDJ
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman