Colored maple leaves scattered on a surface. This is tileable, so it can be used as a background or wallpaper.
Source Eady
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A free pink background pattern.
Source V. Hartikainen
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
The name is totally random, but hey, it sounds good.
Source Atle Mo
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
This background pattern contains a seamless texture of bark. It's not very realistic, but I think it looks quite nice.
Source V. Hartikainen
Fix and cc0 to get the tile this is based on.
Source SliverKnight
Prismatic 3D Isometric Tessellation Pattern 6
Source GDJ
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
Sort of reminds me of those old house wallpapers.
Source Tish
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
8 by 8 pixels, and just what the title says.
Source pixilated
A hint of orange color, and some crossed and embossed lines.
Source Adam Anlauf
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Background pattern made in "Grunge-Like" style. Available in both SVG and JPG formats. Edit to your needs then click the download button.
Source V. Hartikainen