Zero CC tileable pine bark texture, photographed and made by me. CC0
Source Sojan Janso
Dead simple but beautiful horizontal line pattern.
Source Fabian Schultz
Embossed lines and squares with subtle highlights.
Source Alex Parker
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Traced from a drawing in 'Household Stories from the Collection of the Brothers Grimm', Wilhelm Carl Grimm , 1882.
Source Firkin
The image depicts a seamless pattern made using a bird's face.
Source Yamachem
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
A bit like smudged paint or some sort of steel, here is scribble light.
Source Tegan Male
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
You know you love wood patterns, so here’s one more.
Source Richard Tabor
A textured blue background pattern with vertical stripes.
Source V. Hartikainen
Greyscale version of a pattern that came out of playing with the 'slinky' plug-in for Paint.net
Source Firkin
Prismatic Groovy Concentric Background
Source GDJ
Background formed from the original with an emboss effect
Source GDJ
Sharp pixel pattern, just like the good old days.
Source Paridhi
Old China with a modern twist, take two.
Source Adam Charlts
Luxury pattern, looking like it came right out of Paris.
Source Daniel Beaton
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
Drawn in Paint.net and vectorised in Vector Magic
Source Firkin