A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Retro Circles Background 4 No Black
Source GDJ
Prismatic Isometric Cube Wireframe Pattern No Background
Source GDJ
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
This was formed by distorting an image of a background on Pixabay.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Remixed from a PNG that was uploaded to Pixabay by k_jprather
Source Firkin
So tiny, just 7 by 7 pixels – but still so sexy. Ah yes.
Source Dmitriy Prodchenko
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski
Continuing the geometric trend, here is one more.
Source Mike Warner
This was formed by distorting an image of a background on Pixabay.
Source Firkin
This light background pattern has a texture of "frozen" surface with diagonal stripes. Here's an yet another addition to the collection of free website backgrounds.
Source V. Hartikainen
Black brick wall pattern. Brick your site up!
Source Alex Parker
This is the remix of "Strawberry Pattern Background" uploaded by "GDJ". Thanks. I realigned strawberries so as to get seamless and changed the BG color.
Source Yamachem
A seamless pattern with a unit cell drawn as a bitmap in Paint.net and vectorized in Vector Magic.
Source Firkin