Bright gray tones with a hint of some metal surface.
Source Hendrik Lammers
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
Could remind you a bit of those squares in Super Mario Bros, yeh?
Source Jeff Wall
Prismatic Groovy Concentric Background 5
Source GDJ
The image depicts a seamless pattern of a fishnet with a plenty of fish.It may be a lucky charm for fishermen.
Source Yamachem
Remixed from a drawing that was uploaded to Pixabay by DavidZydd
Source Firkin
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
This is a remix of "geometrical pattern 01".
Source Yamachem
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.
Source Firkin
Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Dare I call this a «flat pattern»? Probably not.
Source Dax Kieran
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
From a drawing in 'Picturesque New Guinea', J Lindt, 1887.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin