The image depicts a seamless pattern of a Japanese family crest called "chidori" in Japanese .A chidori in Japanese means a plover in English.
Source Yamachem
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
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
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
The tile can be had by selecting the rectangle in Inkscape and using shift+alt+i. Remixed from a drawing in 'Flowers of Song', Frederick Weatherly, 1895.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A dark background pattern/texture of a dimpled metal plate.
Source V. Hartikainen
One more sharp little tile for you. Subtle circles this time.
Source Blunia
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
Derived from an image that was uploaded to Pixabay by pugmom40
Source Firkin
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
A new take on the black linen pattern. Softer this time.
Source Atle Mo
A smooth mid-tone gray, or low contrast if you will, linen pattern.
Source Jordan Pittman
I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
You may use it as is, or modify it as you like.
Source V. Hartikainen
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Kaleidoscope Prismatic Abstract No Background
Source GDJ
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
Continuing the geometric trend, here is one more.
Source Mike Warner
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton