A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ
A free repetitive background with a dark concrete wall like texture. This one may be used in dark web site designs.
Source V. Hartikainen
On a large canvas you can see it tiling, but used on smaller areas, it’s beautiful.
Source Paul Phönixweiß
This is the remix of "Tileable Wave Pattern 2" uploaded by "Arvin61r58".Thanks.I added a wire-mesh fence seamless pattern as a lower layer.
Source Yamachem
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
You know I’m a sucker for these. Well-crafted paper pattern.
Source Mihaela Hinayon
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
A pattern derived from part of a fractal rendering in Paint.net.
Source Firkin
Light square grid pattern, great for a “DIY projects” sort of website, maybe?
Source Rafael Almeida
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
Prismatic Geometric Tessellation Pattern 2 No Background
Source GDJ
Zero CC tileable hard cover cells book texture, 4k, scanned and made by me. CC0
Source Sojan Janso
An abstract texture of black metal pipes (seamless).
Source V. Hartikainen
Prismatic Curved Diamond Pattern 2 No Background
Source GDJ
From a drawing in 'Kingsdene', Maria Fetherstonehaugh, 1878.
Source Firkin
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
White little knobs, coming in at 10x10px. Sweet!
Source Amos
Tiny little flowers growing on your screen. Nice, huh?
Source Themes Tube