Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
Seamless SVG vector and JPG backgrounds with faded diagonal stripes. The colors are editable.
Source V. Hartikainen
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Retro Circles Background 5 No Black
Source GDJ
Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ
Remixed from a raster on Pixabay, that was uploaded by ArtsyBee.
Source Firkin
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
An attempt for cleaning up the original image in a few steps.
Source Lazur URH
Prismatic Curved Diamond Pattern 3 No Background
Source GDJ
The basic shapes never get old. Simple triangle pattern.
Source Atle Mo
Just the symbols of the signs of the zodiac distributed in a chequer board-like pattern
Source Firkin
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
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
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
An aged paper background tile with smeared and pressed text.
Source V. Hartikainen
Prismatic Abstract Line Art Pattern Background 2
Source GDJ
A comeback for you: the popular Escheresque, now in black.
Source Patten
Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.
Source Firkin
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo