This was formed by distorting an image of a background on Pixabay.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
This is the third pattern called Dark Denim, but hey, we all love them!
Source Brandon Jacoby
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Prismatic Geometric Pattern Variation 2 With Background
Source GDJ
More leather, and this time it’s bigger! You know, in case you need that.
Source Elemis
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Tile available in Inkscape using shift-alt-i on the selected rectangle
Source Firkin