Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
Looks like a technical drawing board: small squares forming a nice grid.
Source We Are Pixel8
A free repetitive background with a dark concrete wall like texture. This one may be used in dark web site designs.
Source V. Hartikainen
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Pixel by pixel, sharp and clean. Very light pattern with clear lines.
Source M.Ashok
Black And White Floral Pattern Background from PDP.
Source GDJ
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
From a drawing in 'Friend or Fortune? The story of a strange year', Robert Overton, 1897.
Source Firkin
This pack of filters can help you adding a blocky overlay to objects. May come handy at drawing blocks of stone.
Source Lazur URH
In the spirit of WWDC 2011, here is a dark iOS inspired linen pattern.
Source Atle Mo
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Feel free to download this "Dark Wood" background texture for your web site. The background tiles seamlessly!
Source V. Hartikainen
Bright Multicolored Floral Background by Karen Arnold from PDP.
Source GDJ
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
White little knobs, coming in at 10x10px. Sweet!
Source Amos
Prismatic Abstract Geometric Background 4
Source GDJ
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
Original seamless pattern with an Inkscape filter.
Source Firkin
Black brick wall pattern. Brick your site up!
Source Alex Parker
Thin lines, noise and texture creates this crisp dark denim pattern.
Source Marco Slooten
You were craving more leather, so I whipped this up by scanning a leather jacket.
Source Atle Mo