A free black metallic background pattern. Here's a new pattern I made that looks metallic.
Source V. Hartikainen
Embossed lines and squares with subtle highlights.
Source Alex Parker
A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
Element of beach pattern with background.
Source Rones
Abstract Tiled Background Extended 12
Source GDJ
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
This tiled background comes in red and consists of tiles that look like gemstones. It is more for blogs or social profiles, I think.
Source V. Hartikainen
From a drawing in 'Real Sailor-Songs', John Ashton, 1891.
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
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
A seamless pattern based on a tile that can be achieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
Remixed from a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Background pattern made in "Grunge-Like" style. Available in both SVG and JPG formats. Edit to your needs then click the download button.
Source V. Hartikainen
A lovely light gray pattern with stripes and a dash of noise.
Source V. Hartikainen
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
Zero CC tileable seed texture, edited by me to be seamless from a Pixabay image. CC0
Source Sojan Janso
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A version without colours blended together to give a different look.
Source Firkin
I have no idea how to describe this one, but it’s light and delicate.
Source JBasoo
emixed from a JPG that was uploaded to Pixabay by Kyotime
Source Firkin
Derived from a JPG that was uploaded to Pixabay by ractapopulous
Source Firkin
Prismatic Groovy Concentric Background 2 No Black
Source GDJ
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Remixed from a drawing in 'A Child of the Age', Francis Adams, 1894.
Source Firkin