Super dark, crisp and detailed. And a Kill Bill reference.
Source Badhon Ebrahim
Zero CC tileable brick texture, photographed and made by me. CC0
Source Sojan Janso
A seamless pattern formed from a sports car on clker.com. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Not strictly seamless in that opposite edges are not identical. But they do marry up to make an interesting pattern
Source Firkin
Remixed from a drawing that was uploaded to Pixabay by ractapopulous
Source Firkin
A comeback for you: the popular Escheresque, now in black.
Source Patten
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
A free background tile with a pattern of pink bump dots. This background tile is sweet! Moreover, it's designed for use as website backgrounds.
Source V. Hartikainen
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
You just can’t get enough of the fabric patterns, so here is one more for your collection.
Source Krisp Designs
Prismatic Abstract Geometric Background 4 No Black
Source GDJ
The image depicts a seamless pattern of a snow crystal.I referred to a book called ”sekka-zusetsu” or "雪華図説" which means an illustrated explanation about snow crystals.This book was published in 1832 (天保3年) or Edo period.For more about "雪華図説",see here:dl.ndl.go.jp/info:ndljp/pid/2536975
Source Yamachem
This is sort of fresh, but still feels a bit old school.
Source Martuchox
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
A seamless pattern drawn originally in Paint.net by distorting a slice of background pattern 116 and copying the resulting triangle numerous times.
Source Firkin
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Seamless pattern formed from a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
Black paper texture, based on two different images.
Source Atle Mo
Based from Design Kindle
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
A bit of scratched up grayness. Always good.
Source Dmitry
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin