To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin
Abstract Tiled Background Extended 6
Source GDJ
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
I asked Gjermund if he could make a pattern for us – result!
Source Gjermund Gustavsen
A heavy hitter at 400x400px, but lovely still.
Source Breezi
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
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
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Lovely pattern with splattered vintage speckles.
Source David Pomfret
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
This background pattern contains a texture of yellow wood planks. I think it looks quite original.
Source V. Hartikainen
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Zero CC tillable hard cover red book with X shape marks. Scanned and made by me.
Source Sojan Janso
The edges of all the red objects line up either vertically or horizontally, but it doesn't appear so. Made from a square tile that can be got by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
Nasty or not, it’s a nice pattern that tiles. Like they all do.
Source Badhon Ebrahim
A seamless pattern based on a rectangular tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin