Very dark pattern with some noise and 45-degree lines.
Source Stefan Aleksić
Seamless Olive Green Web Background Image
Source V. Hartikainen
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Abstract Tiled Background Extended 10
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Sort of reminds me of those old house wallpapers.
Source Tish
From a drawing in 'Hubert Montreuil, or the Huguenot and the Dragoon', Francisca Ouvry, 1873.
Source Firkin
Prismatic Groovy Concentric Background 4
Source GDJ
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Use shift+alt+i on the selected rectangle in Inkscape to get the tile this is based on
Source Firkin
A free web background image with a seamless concrete-like texture and an Indian-red color.
Source V. Hartikainen
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Remix from a drawing in 'Ostatnie chwile powstania styczniowego', Zygmunt Sulima, 1887.
Source Firkin
Background formed from the original with an emboss effect
Source GDJ
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
Might not be super subtle, but quite original in its form.
Source Alex Smith
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
A pattern drawn in Paint.net and vectorized in Vector Magic.
Source Firkin
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics