Embossed lines and squares with subtle highlights.
Source Alex Parker
A seamless background of warped stripes on paper.
Source V. Hartikainen
A repeating background with wood/straw like texture.
Source V. Hartikainen
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
From a drawing in 'Hubert Montreuil, or the Huguenot and the Dragoon', Francisca Ouvry, 1873.
Source Firkin
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
This yellow background consists of a pattern of glossy gold buttons arranged in polka dot style on a seamless texture. Here's a pale yellow background pattern. Feel free to use it for your needs!
Source V. Hartikainen
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Seamless Dark Grunge Texture. Here's a new grunge texture for use as a background.
Source V. Hartikainen
White little knobs, coming in at 10x10px. Sweet!
Source Amos
I’m not going to lie – if you submit something with the words Norwegian and Rose in it, it’s likely I’ll publish it.
Source Fredrik Scheide
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
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin