Here's a quite bright pink background pattern for use on websites. It doesn't look like a real fur, but it definitely resembles one.
Source V. Hartikainen
If you want png files of thisu can download them here :
Source Viscious-Speed
Super dark, crisp and detailed. And a Kill Bill reference.
Source Badhon Ebrahim
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
Zero CC tileable hard cover cells, skin like, book texture. 4K, Scanned and made by me CC0
Source Sojan Janso
An alternative colour scheme to the original seamless pattern.
Source Firkin
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.
Source Tom McArdle
Nicely executed tiling for an interesting pattern.
Source Ignasi Àvila Padró
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A light background pattern with diagonal stripes. Here's a simple light striped background for you.
Source V. Hartikainen
A rusty grunge background for websites. Feel free to use it in your site's theme.
Source V. Hartikainen
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This one is so simple, yet so good. And you know it. Has to be in the collection.
Source Gluszczenko
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
More in the paper realm, this time with fibers.
Source Jorge Fuentes
This one is amazing, truly original. Go use it!
Source Viahorizon
A lovely light gray pattern with stripes and a dash of noise.
Source V. Hartikainen