Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Some rectangles, a bit of dust and grunge, plus a hint of concrete.
Source Atle Mo
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
A slightly more textured pattern, medium gray. A bit like a potato sack?
Source Bilal Ketab
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Can’t believe we don’t have this in the collection already! Slick woven pattern with crisp details.
Source Max Rudberg
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless pattern the starting point for which was a 'light rays' rendering in Paint.net.
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by Osckar
Source Firkin
Love the style on this one, very fresh. Diagonal diamond pattern. Get it?
Source INS
Continuing the geometric trend, here is one more.
Source Mike Warner
The classic notebook paper with horizontal stripes.
Source Are Sundnes
Lovely pattern with splattered vintage speckles.
Source David Pomfret
Not sure if this is related to the Nami you get in Google image search, but hey, it’s nice!
Source Dertig Media