Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
A heavy hitter at 400x400px, but lovely still.
Source Breezi
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
An alternative colour scheme to the original seamless pattern.
Source Firkin
You just can’t get enough of the fabric patterns, so here is one more for your collection.
Source Krisp Designs
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin
To get the tile this is made up from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This ons is quite old school looking. Retro, even. I like it.
Source Arno Declercq
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Actually, there's no clouds in it, but I think it looks quite nice.
Source V. Hartikainen
Love me some light mesh on a Monday. Sharp.
Source Wilmotte Bastien