Original minus the background
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
A set of paper filters. The base texture is generated the same way, only the compositing mode is varied.
Source Lazur URH
Remixed from an image on Pixabay uploaded by Prawny
Source Firkin
Prismatic Groovy Concentric Background
Source GDJ
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
Prismatic Curved Diamond Pattern 3 No Background
Source GDJ
Remixed from a drawing in 'A Girl in Ten Thousand', Elizabeth Meade, 1896.
Source Firkin
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
All good things come in threes, so I give you the third in my little concrete wall series.
Source Atle Mo
The image depicts a pattern of regular hexagon.As I made to use it for myself,I want to others to use it.Speaking about the ratio of the image, height : width = 2 : √3(1.732...)Ridiculous to say,I realized later that this image is not honey comb pattern.I have to slide the second row.
Source Yamachem
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
This was formed by distorting an image of a background on Pixabay.
Source Firkin
The image is a seamless pattern which is derived from a vine .Consequently, the vine got like dots via vectorization.The original vine is here:jp.pinterest.com/pin/500744052301410188/
Source Yamachem
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
From a drawing in 'Prose and Verse ', William Linton, 1836.
Source Firkin
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Prismatic Basic Pattern 2 No Background
Source GDJ
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
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