A heavy hitter at 400x400px, but lovely still.
Source Breezi
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
Inspired by a 1930s wallpaper pattern I saw on TV.
Source Firkin
Remixed from an image that was uploaded to Pixabay by KirstenStar
Source Firkin
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
You guessed it – looks a bit like cloth.
Source Peax Webdesign
The following free background pattern has glossy diagonal stripes as a texture to it, and it's colored in a light blue gray color. This background pattern is suitable for using in web design or any other graphic design projects. This applies to all background patterns here.
Source V. Hartikainen
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Element of beach pattern with background.
Source Rones
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
A pale olive green background with a seamless texture.
Source V. Hartikainen
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A yellow tiled background... Blurriness, bokeh effect and rectangles pattern in one mix.
Source V. Hartikainen
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav