From a drawing in 'Artists and Arabs', Henry Blackburn, 1868
Source Firkin
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
From a drawing in 'Jardyne's Wife', Charles Wills, 1891.
Source Firkin
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
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
An attempt for cleaning up the original image in a few steps.
Source Lazur URH
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
The image depicts meshed silhouettes of various things.The original image is an OCAL clipart called "Enter FOSSASIA 2016 #IoT T-shirt Design Contest" uploaded by "openclipart".Thanks.
Source Yamachem
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
From a drawing in 'Kingsdene', Maria Fetherstonehaugh, 1878.
Source Firkin
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
It looks like a polished stone surface to me. Download it for free, as always.
Source V. Hartikainen
Green Web Background, Seamless tile.
Source V. Hartikainen
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
A lovely light gray pattern with stripes and a dash of noise.
Source V. Hartikainen
From an image on opengameart.org shared by rubberduck.
Source Firkin
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
Floral patterns might not be the hottest thing right now, but you never know when you need it!
Source Lauren
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin