This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
Neat little photography icon pattern.
Source Hossam Elbialy
Inspired by a drawing in 'Kulturgeschichte', Freidrich Hellwald, 1896.
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
Fix side and a seamless starry tile.
Remixed from an image that was uploaded to Pixabay by Pixeline
Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
Colorful Floral Background No Black
Retro Circles Background 8 No Black
From a drawing in 'Les Chroniqueurs de l'Histoire de France depuis les origines jusqu'au XVIe siècle', Henriette Witt, 1884.
This one is so simple, yet so good. And you know it. Has to be in the collection.
BookSide style CC0 texture.
Seamless Prismatic Quadrilateral Line Art Pattern No Background
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.
Incoming catena. Stone & well. CC0 texture.
Prismatic Snowflakes Pattern 3 No Background
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
This one is something special. I’d call it a flat pattern, too. Very well done, sir!
From a drawing in 'Hubert Montreuil, or the Huguenot and the Dragoon', Francisca Ouvry, 1873.
Gamedev - Wood Textures. CC0 License.
Source Davit Masia
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Gamedev - Roofs Textures. CC0 License.
Source Davit Masia
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
Floral patterns will never go out of style, so enjoy this one.
Vertical and horizontal lines form some cubes.
As simple as it gets: gray lines crossing.
A pale orange background pattern with glossy groove stripes.
Source V. Hartikainen
CC0 for Free, hope you like it.
Seamless pattern the tile.
From a drawing in 'Line and form', Walter Crane, 1914.