White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
Prismatic Geometric Pattern Background 2 No Black
Source GDJ
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Remixed from a drawing in 'Analecta Eboracensia', Thomas Widdrington, 1897.
Source Firkin
Sometimes you just need the simplest thing.
Source Fabricio
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
This is so subtle you need to bring your magnifier!
Source Carlos Valdez
Adapted from an image that was uploaded to Pixabay by Anerma.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A bit simplified version. Although it could be edited out to be simpler. Anyway, this time the tiling is converted to a pattern fill -which is using clipping for the tile's edges.
Source Lazur URH
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless pattern formed from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A free background image with a seamless texture of cardboard. This texture of cardboard looks quite realistic, especially when is actually tiled.
Source V. Hartikainen
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
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman