Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Old China with a modern twist, take two.
Source Adam Charlts
Colourful background achieved with gradient fills.
Source Firkin
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
Prismatic Abstract Geometric Background 4
Source GDJ
ZeroCC tileable stone texture, edited from pixabay, CC0
Source Sojan Janso
The original enhanced with one of Inkscapes's filters.
Source Firkin
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
From an image on opengameart.org shared by rubberduck.
Source Firkin
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
Here's a dark background pattern that contains a steel grid pattern as a texture. Use it as a website background or for other purposes. It's free!
Source V. Hartikainen
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Colour version of the original pattern.
Source Firkin
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf