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
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo
White handmade paper pattern with small bumps.
Source Marquis
Clover with background for St. Patrick's Day. Add to a card with a doily, ribbon, a leprechaun or other embellishments.
Source BAJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
Number 3 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
The starting point for this was drawn on the web site steamcoded.org/PolyskelionMaker.svg
Source Firkin
Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
A seamless pattern formed from background pattern 102
Source Firkin
The name is totally random, but hey, it sounds good.
Source Atle Mo
A heavy hitter at 400x400px, but lovely still.
Source Breezi
Black And White Floral Pattern Background Inverse
Source GDJ
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Same as gray sand but lighter. A sandy pattern with small light dots, and some angled strokes.
Source Atle Mo