The starting point for this was a texture drawn with the 'Radial Colors' plug-in in Paint.net.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Colour version that is close to the original drawing uploaded to Pixabay by pencilparker.
Source Firkin
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
The basic shapes never get old. Simple triangle pattern.
Source Atle Mo
From a drawing in 'The Quiver of Love', Walter Crane, 1876
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
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Remixed from a vector adapted from a jpg on Pixabay. The tile this is constructed from can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Here's a bluish gray striped background pattern for use on web sites.
Source V. Hartikainen
A textured orange background pattern with vertical stripes.
Source V. Hartikainen
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
A comeback for you: the popular Escheresque, now in black.
Source Patten
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
A pale olive green background with a seamless texture.
Source V. Hartikainen