A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
An attempt for cleaning up the original image in a few steps.
Source Lazur URH
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
A light gray background pattern with seamless fabric-like texture and almost unnoticeable stripes.
Source V. Hartikainen
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
This one looks like a cork panel. Feel free to use it as a tiled background on your blog or website.
Source V. Hartikainen
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
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
The tile this is formed from can be retrieved in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
There are many carbon patterns, but this one is tiny.
Source Designova
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
New paper pattern with a slightly organic feel to it, using some thin threads.
Source Atle Mo
There are many carbon patterns, but this one is tiny.
Source Designova
Prismatic Hexagonalism Pattern No Background
Source GDJ
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Prismatic Basic Pattern 2 No Background
Source GDJ
This one is amazing, truly original. Go use it!
Source Viahorizon
A free black metallic background pattern. Here's a new pattern I made that looks metallic.
Source V. Hartikainen
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
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