Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
Drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
Sort of reminds me of those old house wallpapers.
Source Tish
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
"Beige Stone", Tileable Texture.
Source V. Hartikainen
Non-seamless pattern drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Feel free to download and use it, or see the rest of the dark background patterns that I have made. Anyway, I hope you will find something that you like.
Source V. Hartikainen
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
Remixed from an image that was uploaded to Pixabay by CatherineClennan
Source Firkin
A seamless web background with texture of aged grid paper.
Source V. Hartikainen
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
From a drawing in 'Less Black than we're painted', James Payn, 1884.
Source Firkin
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin