A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Similar to original, but without gaps in between the arrows. This seamless pattern was created from a rectangular tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Just like the black maze, only in light gray. Duh.
Source Peax
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
White circles connecting on a light gray background.
Source Mark Collins
There are many carbon patterns, but this one is tiny.
Source Designova
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
This is the remix of "Colorful Floral Pattern Background 3" uploaded by "GDJ". Thanks.
Source Yamachem
A background pattern with green vertical stripes. A new striped background pattern. This time a green one.
Source V. Hartikainen
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
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
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male