Sounds like something from World of Warcraft. Has to be good.
Source Tony Kinard
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
Prismatic Polka Dots 3 No Background
Source GDJ
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
Kaleidoscope Prismatic Abstract No Background
Source GDJ
A free light orange brown wallpaper with vertical stripes designed for use as a tiled background on websites. An yet another background pattern with vertical stripes.
Source V. Hartikainen
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
Continuing the geometric trend, here is one more.
Source Mike Warner
Seamless Green Tile Background
Source V. Hartikainen
Prismatic Groovy Concentric Background 3 No Black
Source GDJ
A version without colours blended together to give a different look.
Source Firkin
This metal background pattern resembles a metal plate with rivets. Solid rivets on a metal plate.
Source V. Hartikainen
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I. Version with black background.
Source Firkin
Prismatic Curved Diamond Pattern 5 No Background
Source GDJ
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
Remixed from an image that was uploaded to Pixabay by KirstenStar
Source Firkin
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin