Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A seamless background pattern with impressed gray dots.
Source V. Hartikainen
From a drawing in 'Friend or Fortune? The story of a strange year', Robert Overton, 1897.
Source Firkin
A light background pattern with diagonal stripes. Here's a simple light striped background for you.
Source V. Hartikainen
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
No, not the band but the pattern. Simple squares in gray tones, of course.
Source Atle Mo
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
This one has rusty dark brown texture.
Source V. Hartikainen
Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic