Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
This background pattern has futuristic look. So, maybe it could be used on websites or blogs dedicated to video games?!
Source V. Hartikainen
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
This is so subtle you need to bring your magnifier!
Source Carlos Valdez
Remixed from a drawing in 'Jezebel's Daughter', Wilkie Collins 1880
Source Firkin
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Prismatic Curved Diamond Pattern 7 No Background
Source GDJ
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
The starting point for this was drawn on the web site steamcoded.org/PolyskelionMaker.svg
Source Firkin
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks. https://cloaks.deviantart.com
Source Atle Mo
Carbon fiber is never out of fashion, so here is one more style for you.
Source Alfred Lee
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
From an image on opengameart.org shared by rubberduck.
Source Firkin
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman