From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Zero CC tileable bark texture, photographed and made by me. CC0
Source Sojan Janso
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
Imagine you zoomed in 1000X on some fabric. But then it turned out to be a skeleton!
Source Angelica
You know I love paper patterns. Here is one from Stephen. Say thank you!
Source Stephen Gilbert
Kaleidoscope Prismatic Abstract No Background
Source GDJ
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
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 monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars
A seamless texture of an abstract wall colored in shades of light orange brown.
Source V. Hartikainen
This is the remix of an OCAL clipart called "Art Nouveau ornament" uploaded by "microcosme".Thanks.This is a seamless pattern of an Art Nouveau ornament.
Source Yamachem
A nice and simple white rotated tile pattern.
Source Another One
Some dark 45 degree angles creating a nice pattern. Huge.
Source Dark Sharp Edges
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
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
Colorful Floral Background No Black
Source GDJ
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
This was formed by distorting an image of a background on Pixabay.
Source Firkin
A seamless pattern from a tile made from a jpg on Pixabay. To get the tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin