It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
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
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Small dots with minor circles spread across to form a nice mosaic.
Source John Burks
Remixed from a drawing in 'Analecta Eboracensia', Thomas Widdrington, 1897.
Source Firkin
Kaleidoscope Prismatic Abstract No Background
Source GDJ
Green Web Background, Seamless tile.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
A grayscale fabric pattern with vertical lines of stitch holes.
Source V. Hartikainen
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
Brushed aluminum, in a bright gray version. Lovely 2X as well.
Source Andre Schouten
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
This is the remix of "polka dot seamless pattern".The image depicts polka dot seamless pattern.
Source Yamachem
Prismatic Groovy Concentric Background 4
Source GDJ
Derived from a JPG that was uploaded to Pixabay by ractapopulous
Source Firkin
A dark gray, sandy pattern with small light dots, and some angled strokes.
Source Atle Mo
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Continuing the geometric trend, here is one more.
Source Mike Warner