Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Prismatic Groovy Concentric Background
Source GDJ
Retro Circles Background 8 No Black
Source GDJ
Might not be super subtle, but quite original in its form.
Source Alex Smith
More in the paper realm, this time with fibers.
Source Jorge Fuentes
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
An alternative colour scheme to the original seamless pattern.
Source Firkin
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
This seamless light brown background texture resembles a wallpaper with vertical stripes. One way to use it is as a tiled background on web sites.
Source V. Hartikainen
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Prismatic Groovy Concentric Background 3 No Black
Source GDJ
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Plywood Web Background background image for use in web design.
Source V. Hartikainen
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
This texture looks like old leather. It should look great as a background on web pages.
Source V. Hartikainen
Seamless Olive Green Web Background Image
Source V. Hartikainen
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
A free seamless background pattern for use on websites.
Source V. Hartikainen
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin