A seamless pattern recreated from an image on Pixabay. It is reminiscent of parquet flooring and is formed from a square tile, which can be recovered in Inkscape by selecting the ungrouped rectangle and using shift-alt-I together.
Source Firkin
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
Prismatic Geometric Tessellation Pattern 3 No Background
Source GDJ
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
Drawn in Paint.net and vectorised in Vector Magic
Source Firkin
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
Seamless SVG vector and JPG backgrounds with faded diagonal stripes. The colors are editable.
Source V. Hartikainen
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
Here's a camo print with more tan and less green, such as might be used in a desert scenario. This is tileable, so it can be used as a wallpaper or background.
Source Eady
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
Seamless tile drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
Remixed from a drawing that was uploaded to Pixabay by captenpub.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Light honeycomb pattern made up of the classic hexagon shape.
Source Federica Pelzel
Kaleidoscope Prismatic Abstract No Background
Source GDJ
The original enhanced with one of Inkscapes's filters.
Source Firkin
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
A seamless gray background texture suitable for use on websites. To me, it has the look of stone. Feel free to modify it to meet your needs (by making it a bit lighter or darker, for example).
Source V. Hartikainen
Here's a new gray "fabric" pattern. Use it as backgrounds for websites or for other purposes.
Source V. Hartikainen
I’m starting to think I have a concrete wall fetish.
Source Atle Mo
This background pattern contains a seamless texture of bark. It's not very realistic, but I think it looks quite nice.
Source V. Hartikainen