You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
The image depicts a seamless pattern which was made using stripe-like things including borders.I used OCAL cliparts called "Blue Greek Key With Lines Border" uploaded by "GR8DAN" and "daisy border" uploaded by "johnny_automatic".Thanks.
Source Yamachem
Derived from a drawing in 'Elfrica. An historical romance of the twelfth century', Charlotte Boger, 1885
Source Firkin
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Black & white version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
CC0 and seamless wellington boot pattern.
Source SliverKnight
This one is amazing, truly original. Go use it!
Source Viahorizon
A very dark spotted twinkle pattern for your twinkle needs.
Source Badhon Ebrahim
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
Redrawn based on a drawing in 'По Сѣверо-Западу Россіи' Konstantin Sluchevsky, 1897.
Source Firkin
No, not the band but the pattern. Simple squares in gray tones, of course.
Source Atle Mo
From a drawing in 'La Principauté de Liège et les Pays-Bas au XVIe siècle', Société des Bibliophiles Liégeois ,1887.
Source Firkin
The original enhanced with one of Inkscapes's filters.
Source Firkin
Colour version of the original seamless pattern.
Source Firkin
Oh yes, it happened! A pattern in full color.
Source Atle Mo
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
You know you love wood patterns, so here’s one more.
Source Richard Tabor