White circles connecting on a light gray background.
Source Mark Collins
Use shift+alt+i on the selected rectangle in Inkscape to get the tile this is based on
Source Firkin
This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
A free seamless background image with abstract texture of green "curtain".
Source V. Hartikainen
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
Derived from an image that was uploaded to Pixabay by Kaz
Source Firkin
Zero CC tileable seed texture, edited by me to be seamless from a Pixabay image. CC0
Source Sojan Janso
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
Pattern that came out of playing with the 'slinky' plug-in for Paint.net
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A free seamless background texture that looks like a brown stone wall.
Source V. Hartikainen
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin