Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo
Based on an image that was uploaded to Pixabay by devanath
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin
This light background pattern has a texture of "frozen" surface with diagonal stripes. Here's an yet another addition to the collection of free website backgrounds.
Source V. Hartikainen
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
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 brushed aluminum pattern for your pleasure.
Source Tim Ward
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.
Source Firkin
Lovely pattern with splattered vintage speckles.
Source David Pomfret
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
A seamless pattern with green and yellow diagonal lines on top of a white dotted background.
Source V. Hartikainen
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering