Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
Prismatic Triangular Background Design Mark II 5
Source GDJ
Background formed from the original with an emboss effect
Source GDJ
A pale orange background pattern with glossy groove stripes.
Source V. Hartikainen
Black & white version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Prismatic Abstract Geometric Background 2
Source GDJ
Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
White circles connecting on a light gray background.
Source Mark Collins
Seamless Prismatic Geometric Pattern With Background
Source GDJ
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Prismatic Abstract Line Art Pattern Background
Source GDJ
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
Derived from an image that was uploaded to Pixabay by Kaz
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
The image is the remix of "wire-mesh fence seamless pattern" .This is a more minute version of it.Sorry for the file size.Using path>difference in Inkscape, I will cut out any silhouette from this pattern and create a "meshed silhouette".
Source Yamachem
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin