Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
Light and tiny, just the way you like it.
Source Rohit Arun Rao
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Dare I call this a «flat pattern»? Probably not.
Source Dax Kieran
A seamless pattern formed from background pattern 102
Source Firkin
Colour version of the original seamless pattern.
Source Firkin
Used a cherry by doctormo to make this seamless pattern
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
A free web background image with a seamless concrete-like texture and an Indian-red color.
Source V. Hartikainen
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
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
A large (588x375px) sand-colored pattern for your ever-growing collection. Shrink at will.
Source Alex Tapein
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
Prismatic Abstract Geometric Background 4
Source GDJ
Prismatic Geometric Pattern Background
Source GDJ
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić