From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Just like the black maze, only in light gray. Duh.
Source Peax
The tile for this is based on a repeating unit close to a design on Pixabay. It can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
A seamless background colored in pale orange. It has a paper like texture with diagonal grid pattern.
Source V. Hartikainen
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
The classic 45-degree diagonal line pattern, done right.
Source Jorick van Hees
A very dark spotted twinkle pattern for your twinkle needs.
Source Badhon Ebrahim
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
Prismatic Curved Diamond Pattern No Background
Source GDJ
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Remixed from a raster on Pixabay that was uploaded by ArtsyBee.
Source Firkin
You just can’t get enough of the fabric patterns, so here is one more for your collection.
Source Krisp Designs
A seamless pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
The image depicts the Japanese Edo pattern called "seigaiha" or "青海波" meaning "blue -sea- wave".I hope it's suitable for the summer season.
Source Yamachem
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
The tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin