A seamless pattern formed from a tile made from page ornament 22. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
From a drawing in 'Prose and Verse ', William Linton, 1836.
Source Firkin
A black tile-able background with paper-like texture.
Source V. Hartikainen
A free black metallic background pattern. Here's a new pattern I made that looks metallic.
Source V. Hartikainen
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Colored maple leaves scattered on a surface. This is tileable, so it can be used as a background or wallpaper.
Source Eady
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
Classic vertical lines, in all its subtlety.
Source Cody L
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
A version without colours blended together to give a different look.
Source Firkin
From a drawing in 'La Principauté de Liège et les Pays-Bas au XVIe siècle', Société des Bibliophiles Liégeois ,1887.
Source Firkin
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Prismatic Curved Diamond Pattern 3 No Background
Source GDJ
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim