Embossed lines and squares with subtle highlights.
Source Alex Parker
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
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Coming in at 666x666px, this is an evil big pattern, but nice and soft at the same time.
Source Atle Mo
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
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
This one is amazing, truly original. Go use it!
Source Viahorizon
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.
Source Firkin
Prismatic Abstract Geometric Background derived from an image on Pixabay.
Source GDJ
A brown seamless wood texture in a form of stripe pattern. The result has turned out pretty well, in my opinion.
Source V. Hartikainen
Clover with background for St. Patrick's Day. Add to a card with a doily, ribbon, a leprechaun or other embellishments.
Source BAJ
I have no idea how to describe this one, but it’s light and delicate.
Source JBasoo
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
A background pattern with blue on white vertical stripes.
Source V. Hartikainen
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
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
Crossing lines with a subtle emboss effect on a dark background.
Source Stefan Aleksić
Zero CC tileable cork floor, photographed and made by me. CC0
Source Sojan Janso
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin