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
First pattern tailor-made for Retina, with many more to come. All the old ones are upscaled, in case you want to re-download.
Source Atle Mo
Not a flat you live inside, like in the UK – but a flat piece of cardboard.
Source Appleshadow
I have no idea how to describe this one, but it’s light and delicate.
Source JBasoo
Coming in at 666x666px, this is an evil big pattern, but nice and soft at the same time.
Source Atle Mo
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Prismatic Hypnotic Pattern 2 No Background
Source GDJ
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Abstract Line Art Pattern Background 2
Source GDJ
Embossed lines and squares with subtle highlights.
Source Alex Parker
Remixed from a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
This is the remix of "Strawberry Pattern Background" uploaded by "GDJ". Thanks. I realigned strawberries so as to get seamless and changed the BG color.
Source Yamachem
Pattern Background, Texture, Photoshop Structure style CC0 texture.
Source Darkmoon1968
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
A new take on the black linen pattern. Softer this time.
Source Atle Mo
A set of paper filters. The base texture is generated the same way, only the compositing mode is varied.
Source Lazur URH
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.
Source Tom McArdle
Prismatic Groovy Concentric Background 2
Source GDJ
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
Sometimes you just need the simplest thing.
Source Fabricio
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo