Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward
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
Embossed lines and squares with subtle highlights.
Source Alex Parker
A seamless pattern of dark bricks. Maybe it's not very realistic, but it looks good in my opinion.
Source V. Hartikainen
Orange-red pattern for tiled backgrounds.
Source V. Hartikainen
Prismatic Polka Dots 3 No Background
Source GDJ
Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
Prismatic Abstract Geometric Background derived from an image on Pixabay.
Source GDJ
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
A lot of people like the icon patterns, so here’s one for your restaurant blog.
Source Andrijana Jarnjak
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Heavily remixed from a drawing in 'Barbara Leybourne; a story of eighty years ago', Sarah Hamer, 1889.
Source Firkin
I have no idea what J Boo means by this name, but hey – it’s hot.
Source j Boo
Prismatic Groovy Concentric Background
Source GDJ
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
You just can’t get enough of the fabric patterns, so here is one more for your collection.
Source Krisp Designs
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin