Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
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
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
The image depicts a seamless pattern of a fishnet with a plenty of fish.It may be a lucky charm for fishermen.
Source Yamachem
Prismatic Groovy Concentric Background 3 No Black
Source GDJ
A seamless pattern made from the gold Penrose triangle by GDJ and the two remixes
Source Firkin
Prismatic Abstract Line Art Pattern Background 2
Source GDJ
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
A bit strange this one, but nice at the same time.
Source Diogo Silva
The image depicts a seamless pattern of a tortoise in tortoiseshell (hexagon).
Source Yamachem
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
An alternative colour scheme to the original seamless pattern.
Source Firkin
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
This background pattern contains a texture of yellow wood planks. I think it looks quite original.
Source V. Hartikainen
Number 3 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos