You were craving more leather, so I whipped this up by scanning a leather jacket.
Source Atle Mo
A seamless pattern of "sewn stripes" colored in light gray.
Source V. Hartikainen
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
More leather, and this time it’s bigger! You know, in case you need that.
Source Elemis
Prismatic Geometric Pattern Background
Source GDJ
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Carbon fiber is never out of fashion, so here is one more style for you.
Source Alfred Lee
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
A seamless pattern created from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Abstract Tiled Background Extended 6
Source GDJ
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.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
One more in the line of patterns inspired by Japanese/Asian styles. Smooth.
Source Kim Ruddock
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A heavy hitter at 400x400px, but lovely still.
Source Breezi
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
The image is a remix of "edo pattern-samekomon".I changed the color of dots from black to white and added BG in light-brown.
Source Yamachem
The image depicts polka dot seamless pattern.
Source Yamachem
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin