A seamless pattern based on a tile that can be achieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A seamless dark leather-like background texture with diagonal lines that look like stitches.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A bit strange this one, but nice at the same time.
Source Diogo Silva
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
An abstract Background pattern of purple twisty patterns.
Source TikiGiki
You know you love wood patterns, so here’s one more.
Source Richard Tabor
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
It was called Navy Blue, but I made it dark. You know, the way I like it.
Source Ethan Hamilton
Adapted from an image that was uploaded to Pixabay by Anerma.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
This is a remix of "flower seamless pattern".I rotated the original image by 90 degrees.This is a seamless pattern of flowers.These horizontal wavy lines are one of Edo patterns which is called "tatewaku or tachiwaku or 立湧" that represents uprising steam or vapor.
Source Yamachem
A seamless web texture with illustration of pale color stains on canvas.
Source V. Hartikainen
Abstract Tiled Background Extended 11
Source GDJ
This one needs to be used in small areas; you can see it repeat.
Source Luca
Prismatic Abstract Geometric Background 2
Source GDJ
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
I love the movie Pineapple Express, and I’m also liking this Pineapple right here.
Source Audee Mirza