The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Black version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
Prismatic Geometric Tessellation Pattern 4 No Background
Source GDJ
To celebrate the new feature, we need some sparkling diamonds.
Source Atle Mo
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
Colour version of the original pattern inspired by the front cover of 'Old and New Paris', Henry Edwards, 1894.
Source Firkin
Colourful background achieved with gradient fills.
Source Firkin
A seamless pattern formed from a square tile. The tile can be retrieved 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
Like the name suggests, this background image consists of a pattern of dark bricks. It may be an option for you, if you are looking for something that looks like a brick wall for use as a background on web pages. It's not a masterpiece, but looks pretty nice when is tiled.
Source V. Hartikainen
Psychedelic Geometric Background No Black
Source GDJ
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Remixed from a drawing that was uploaded to Pixabay by ractapopulous
Source Firkin
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin