Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki
Prismatic Abstract Geometric Background 5
Source GDJ
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Formed by distorting the inside front cover of 'Diversæ insectarum volatilium : icones ad vivum accuratissmè depictæ per celeberrimum pictorem', Jacob Hoefnagel, 1630.
Source Firkin
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Remixed from a drawing in 'The Canadian horticulturist', 1892
Source Firkin
Background Wall, Art Abstract, Star Well & CC0 texture.
Source Ractapopulous
Derived from an image that was uploaded to Pixabay by TheDigitalArtist
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
More bright luxury. This is a bit larger than fancy deboss, and with a bit more noise.
Source Viszt Péter
That’s what it is, a dark dot. Or sort of carbon looking.
Source Tsvetelin Nikolov
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
Colour version of the original pattern.
Source Firkin
From a drawing in 'Less Black than we're painted', James Payn, 1884.
Source Firkin
Just a nice looking textured pattern with faded blue stripes. Well, that's it for today... one background a day, as usual.
Source V. Hartikainen
Lovely pattern with some good-looking non-random noise lines.
Source Zucx