A light brushed aluminum pattern for your pleasure.
Source Tim Ward
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
From a drawing in 'Less Black than we're painted', James Payn, 1884.
Source Firkin
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
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
Prismatic Abstract Line Art Pattern Background
Source GDJ
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
I love the movie Pineapple Express, and I’m also liking this Pineapple right here.
Source Audee Mirza
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Because I love dark patterns, here is Brushed Alum in a dark coating.
Source Tim Ward
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
Prismatic 3D Isometric Tessellation Pattern 6
Source GDJ
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso