Remixed from a drawing that was uploaded to Pixabay by DavidZydd
Source Firkin
Derived from a JPG that was uploaded to Pixabay by ractapopulous
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
Prismatic Rounded Squares Grid 3 No Background
Source GDJ
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
I’m not going to lie – if you submit something with the words Norwegian and Rose in it, it’s likely I’ll publish it.
Source Fredrik Scheide
A free seamless background with pink spots.
Source V. Hartikainen
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
This seamless background image should look nice on websites. It has a dark blue gray texture with vertical stripes, it tiles seamlessly and, like all of the background images here, it's free. So, if you like it, take it!
Source V. Hartikainen
The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
Super dark, crisp and detailed. And a Kill Bill reference.
Source Badhon Ebrahim
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen