From an image on opengameart.org shared by rubberduck.
Source Firkin
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
Prismatic Groovy Concentric Background 3
Source GDJ
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This tiled background comes in red and consists of tiles that look like gemstones. It is more for blogs or social profiles, I think.
Source V. Hartikainen
Not a flat you live inside, like in the UK – but a flat piece of cardboard.
Source Appleshadow
You know I’m a sucker for these. Well-crafted paper pattern.
Source Mihaela Hinayon
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
Prismatic Triangular Seamless Pattern III With Background
Source GDJ
A light gray fabric pattern with faded vertical stripes.
Source V. Hartikainen
Here is a new seamless wood texture for using as blog or website backgrounds.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Here's a brown background pattern with subtle stripes. I hope you'll like the color. If not, feel free to change it using an image editor, if you know how of course. Personally, I'm using GIMP to create these backgrounds.
Source V. Hartikainen
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Fix and cc0 to get the tile this is based on.
Source SliverKnight
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Prismatic Abstract Geometric Background 2 No Black
Source GDJ
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
From a drawing in 'La Principauté de Liège et les Pays-Bas au XVIe siècle', Société des Bibliophiles Liégeois ,1887.
Source Firkin