Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
Pattern that came out of playing with the 'slinky' plug-in for Paint.net
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
Prismatic Hexagonalism Pattern No Background
Source GDJ
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
This is the remix of "Background pattern 115" uploaded by "Firkin".Thanks.
Source Yamachem
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
A repeating background with wood/straw like texture.
Source V. Hartikainen
A bit strange this one, but nice at the same time.
Source Diogo Silva
Remixed from a drawing that was uploaded to Pixabay by DavidZydd
Source Firkin
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Light and tiny, just the way you like it.
Source Rohit Arun Rao
One more updated pattern. Not really carbon fiber, but it’s the most popular pattern, so I’ll give you an extra choice.
Source Atle Mo