The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Sort of reminds me of those old house wallpapers.
Source Tish
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Prismatic Geometric Tessellation Pattern 4 No Background
Source GDJ
White circles connecting on a light gray background.
Source Mark Collins
Remixed from a PNG that was uploaded to Pixabay by k_jprather
Source Firkin
This background pattern has futuristic look. So, maybe it could be used on websites or blogs dedicated to video games?!
Source V. Hartikainen
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
A background pattern with a look of rough fabric.
Source V. Hartikainen
First pattern tailor-made for Retina, with many more to come. All the old ones are upscaled, in case you want to re-download.
Source Atle Mo
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin