From a drawing in 'Jardyne's Wife', Charles Wills, 1891.
Source Firkin
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Adapted from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A pattern drawn in Paint.net and vectorized in Inkscape.
Source Firkin
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
You may use it as is, or modify it as you like.
Source V. Hartikainen
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
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
A seamless pattern recreated from an image on Pixabay. It is reminiscent of parquet flooring and is formed from a square tile, which can be recovered in Inkscape by selecting the ungrouped rectangle and using shift-alt-I together.
Source Firkin
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Kaleidoscope Prismatic Abstract No Background
Source GDJ
Same classic 45-degree pattern, dark version.
Source Luke McDonald
Remixed from a drawing in 'Incidents on a Journey through Nubia to Darfoor', F. Ensor, 1891.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin