From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
Abstract Tiled Background Extended 10
Source GDJ
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
This was formed by distorting an image of a background on Pixabay.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
The image depicts a seamless pattern of a Japanese family crest called "chidori" in Japanese .A chidori in Japanese means a plover in English.
Source Yamachem
Nasty or not, it’s a nice pattern that tiles. Like they all do.
Source Badhon Ebrahim
On a large canvas you can see it tiling, but used on smaller areas, it’s beautiful.
Source Paul Phönixweiß
Just like the black maze, only in light gray. Duh.
Source Peax
A yellow tiled background... Blurriness, bokeh effect and rectangles pattern in one mix.
Source V. Hartikainen
Formed by distorting the inside front cover of 'Diversæ insectarum volatilium : icones ad vivum accuratissmè depictæ per celeberrimum pictorem', Jacob Hoefnagel, 1630.
Source Firkin
A green background pattern with warped vertical stripes and a grunge look.
Source V. Hartikainen
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin