This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
This one is amazing, truly original. Go use it!
Source Viahorizon
Remixed from a drawing in 'Works. Popular edition', John Ruskin, 1886.
Source Firkin
Nasty or not, it’s a nice pattern that tiles. Like they all do.
Source Badhon Ebrahim
Looks like an old wall. I guess that’s it then?
Source Viahorizon
Prismatic Groovy Concentric Background 5 No Black
Source GDJ
Tile-able Dark Brown Wood Background. Feel free to use it as a background image in your designs or somewhere on the web. By the way, the color seems to be close to Coffee Brown.
Source V. Hartikainen
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Prismatic Abstract Line Art Pattern Background
Source GDJ
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
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
ZeroCC tileable wood boards texture, photographed and made by me. CC0
Source Sojan Janso
Abstract Tiled Background Extended 11
Source GDJ
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ
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
Feel free to download and use it, or see the rest of the dark background patterns that I have made. Anyway, I hope you will find something that you like.
Source V. Hartikainen
Same as gray sand but lighter. A sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin