Prismatic Groovy Concentric Background
Source GDJ
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
ZeroCC tileable wood boards texture, photographed and made by me. CC0
Source Sojan Janso
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
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
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
Prepared mostly as a raster in Paint.net and vectorised.
Source Firkin
Derived from an image that was uploaded to Pixabay by darkmoon1968
Source Firkin
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
Subtle scratches on a light gray background.
Source Andrey Ovcharov
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
Light square grid pattern, great for a “DIY projects” sort of website, maybe?
Source Rafael Almeida
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
Abstract Tiled Background Extended 10
Source GDJ
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo