Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
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 had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
A repeatable image with dark background and metal grid pattern.
Source V. Hartikainen
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
Background formed from the original with an emboss effect
Source GDJ
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
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
Prismatic Triangular Background Design Mark II 5
Source GDJ
Prismatic Groovy Concentric Background 5 No Black
Source GDJ
Here's a dark background pattern that contains a steel grid pattern as a texture. Use it as a website background or for other purposes. It's free!
Source V. Hartikainen
I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
Just the symbols of the signs of the zodiac distributed in a chequer board-like pattern
Source Firkin
Formed by distorting an image on Pixabay that was uploaded by gustavorezende. To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A seamless background colored in pale orange. It has a paper like texture with diagonal grid pattern.
Source V. Hartikainen
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Bright gray tones with a hint of some metal surface.
Source Hendrik Lammers
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
Zero CC tileable brick texture, photographed and made by me. CC0
Source Sojan Janso
A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.
Source Graphiste
I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
A frame using leaves from an image that was uploaded to Pixabay by mayapujiati
Source Firkin
Crossing lines with a subtle emboss effect on a dark background.
Source Stefan Aleksić