An attempt for cleaning up the original image in a few steps.
Source Lazur URH
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
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
Zero CC tileable hard cover green book, scanned and made by me. CC0
Source Sojan Janso
A seamless texture of black leather. I think it will look best when used in headers, footers or sidebars.
Source V. Hartikainen
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Prismatic Geometric Pattern Background
Source GDJ
Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
A frame using leaves from an image that was uploaded to Pixabay by mayapujiati
Source Firkin
I’m guessing this is related to the Sony Vaio? It’s a nice pattern no matter where it’s from.
Source Zigzain
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
Lovely pattern with splattered vintage speckles.
Source David Pomfret
A good starting point for a cardboard pattern. This would work well in a variety of colors.
Source Atle Mo