Remixed from a design seen in 'Burghley. The Life of William Cecil', William Charlton, 1857. The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
One more sharp little tile for you. Subtle circles this time.
Source Blunia
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Retro Circles Background 5 No Black
Source GDJ
Never out of fashion and so much hotter than the 45º everyone knows, here is a sweet 60º line pattern.
Source Atle Mo
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A criss-cross pattern similar to one I saw mown into a sports field.
Source Firkin
If you like it a bit trippy, this wave pattern might be for you.
Source Ian Soper
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
More in the paper realm, this time with fibers.
Source Jorge Fuentes
A seamless pattern created from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury
Did anyone say The Hoff? This pattern is in no way related to Baywatch.
Source Josh Green
This is the third pattern called Dark Denim, but hey, we all love them!
Source Brandon Jacoby
A brown seamless wood texture in a form of stripe pattern. The result has turned out pretty well, in my opinion.
Source V. Hartikainen
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay