Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
The name is totally random, but hey, it sounds good.
Source Atle Mo
A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
A version without colours blended together to give a different look.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Spice up your next school project with this icon background.
Source Swetha
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Same as Silver Scales, but in black. Turn your site into a dragon with this great scale pattern.
Source Alex Parker
There are many carbon patterns, but this one is tiny.
Source Designova