A comeback for you: the popular Escheresque, now in black.
Source Patten
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
This texture looks like old leather. It should look great as a background on web pages.
Source V. Hartikainen
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
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