From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
Prismatic Chevrons Pattern 5 With Background
Source GDJ
Abstract Tiled Background Extended 12
Source GDJ
A comeback for you: the popular Escheresque, now in black.
Source Patten
Lovely pattern with splattered vintage speckles.
Source David Pomfret
He influenced us all. “Don’t be sad because it’s over. Smile because it happened.”
Source Atle Mo
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
From a drawing in 'Picturesque New Guinea', J Lindt, 1887.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Zero CC tileable hard cover red book, scanned and made by me. CC0
Source Sojan Janso
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin
A pattern drawn in Paint.net and vectorized in Inkscape.
Source Firkin
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
Feel free to use this seamless background texture as a background on a web site. It's colored in a light pink color and is seamlessly tile-able.
Source V. Hartikainen
This is the remix of an Openclipart clipart called "Maze" uploaded by "any_ono_mous".Thanks.This is a seamless pattern of a maze.
Source Yamachem
This is a grid, only it’s noisy. You know. Reminds you of those printed grids you draw on.
Source Vectorpile
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin