Fabric-ish patterns are close to my heart. French Stucco to the rescue.
Source Christopher Buecheler
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
From a drawing in 'Handbook of the excursions proposed to be made by the Lincoln Diocesan Architectural Society, on the 27th and 28th of May, 1857', Edward Trollope, 1857.
Source Firkin
Prismatic Geometric Tessellation Pattern 3 No Background
Source GDJ
Sort of reminds me of those old house wallpapers.
Source Tish
An alternative colour scheme for the original background.
Source Firkin
A re-make of the Gradient Squares pattern.
Source Dimitar Karaytchev
A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A free tileable background colored in off-white (antique white) color.
Source V. Hartikainen
Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
A seamless pattern formed from a tile made from ornament 22. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
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
This is sort of fresh, but still feels a bit old school.
Source Martuchox
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
A free pink background pattern.
Source V. Hartikainen
A repeating background with wood/straw like texture.
Source V. Hartikainen
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
Used the 6th circle pattern designed by Viscious-Speed to create a print that can be used for card making or scrapbooking. Save as a PDF file for the best printing option.
Source Lovinglf