Crossing lines with a subtle emboss effect on a dark background.
Source Stefan Aleksić
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Abstract Tiled Background Extended 12
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Remixed from a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Remixed from a drawing in 'Maidenhood; or, the Verge of the Stream', Laura Jewry, 1876.
Source Firkin
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin