A simple example on using clones. You can generate a nice base for a pattern fill quickly with it.
Source Lazur URH
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
The original enhanced with one of Inkscapes's filters.
Source Firkin
Not a flat you live inside, like in the UK – but a flat piece of cardboard.
Source Appleshadow
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
This is a grid, only it’s noisy. You know. Reminds you of those printed grids you draw on.
Source Vectorpile
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
To get the repeating unit, select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks. https://cloaks.deviantart.com
Source Atle Mo
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
Vector version of a JPG that was uploaded to Pixabay by theasad121
Source Firkin
Colored maple leaves scattered on a surface. This is tileable, so it can be used as a background or wallpaper.
Source Eady
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo
An alternative colour scheme for the original seamless texture formed from an image on Pixabay.
Source Firkin
8 by 8 pixels, and just what the title says.
Source pixilated