After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
This is a remix of "flower seamless pattern".I rotated the original image by 90 degrees.This is a seamless pattern of flowers.These horizontal wavy lines are one of Edo patterns which is called "tatewaku or tachiwaku or 立湧" that represents uprising steam or vapor.
Source Yamachem
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin
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
A lovely light gray pattern with stripes and a dash of noise.
Source V. Hartikainen
A seamless stone-like background for blogs or any other type of websites.
Source V. Hartikainen
Prismatic Snowflakes Pattern No Background
Source GDJ
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
Looks like an old wall. I guess that’s it then?
Source Viahorizon
A seamless pattern of "sewn stripes" colored in light gray.
Source V. Hartikainen
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A pattern drawn in Paint.net and vectorized in Inkscape.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
This one resembles a black concrete wall when is tiled. It should look great, at least with dark website themes.
Source V. Hartikainen
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868.
Source Firkin
Prismatic Geometric Pattern Background 2
Source GDJ
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
He influenced us all. “Don’t be sad because it’s over. Smile because it happened.”
Source Atle Mo
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
A seamless web background with texture of aged grid paper.
Source V. Hartikainen