A bit strange this one, but nice at the same time.
Source Diogo Silva
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
A seamless pattern drawn originally in Paint.net by distorting a slice of background pattern 116 and copying the resulting triangle numerous times.
Source Firkin
Gold Triangular Seamless Pattern No Background
Source GDJ
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
From a drawing in 'Heroes of North African Discovery', Nancy Meugens, 1894.
Source Firkin
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
Background formed from the iconic plastic construction bricks that gave me endless hours of fun when I was a lad.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
This one has rusty dark brown texture.
Source V. Hartikainen
A seamless background tile of aged paper with shabby look.
Source V. Hartikainen
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
ZeroCC tileable wood boards texture, photographed and made by me. CC0
Source Sojan Janso
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
Someone was asking about how to achieve a fur pattern at #inkscape irc so tried to make a filter on it. Flood filled fractal noises rigged together. May someone find a good use for these.
Source Lazur URH
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Inspired by a drawing in 'Poems', James Smith, 1881.
Source Firkin
A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Spice up your next school project with this icon background.
Source Swetha
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel