The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
A web texture of brown canvas. Will look great, when used in dark web designs.
Source V. Hartikainen
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A seamless tessellation pattern. To get the tile this is formed from, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Here's a seamless brown cork board background texture. Feel free to download or reshare if you like.
Source V. Hartikainen
Derived from an image that was uploaded to Pixabay by TheDigitalArtist
Source Firkin
Prismatic Hypnotic Pattern No Background
Source GDJ
From a drawing in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.
Source Firkin
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
A repeating background with seamless texture of stone. There haven't been any stone-like backgrounds for a while, so I have decided to create one more. The rest can be found in the appropriate category.
Source V. Hartikainen
Seamless pattern the basic tile for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
Remixed from a PNG that was uploaded to Pixabay by VictorianLady
Source Firkin