A seamless pattern formed from background pattern 102
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
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Crossing lines with a subtle emboss effect on a dark background.
Source Stefan Aleksić
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
Turn your site into a dragon with this great scale pattern.
Source Alex Parker
There are quite a few grid patterns, but this one is a super tiny grid with some dust for good measure.
Source Dominik Kiss
More carbon fiber for your collections. This time in white or semi-dark gray.
Source Badhon Ebrahim
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
U.S.-based National Fire Protection Association standard fire diamond for flagging risks posed by hazardous materials. The red diamond has a number 0-4 depending on flammability. The blue diamond has a number 0-4 depending on health hazard. The yellow has a number 0-4 depending on reactivity. the white square has a special notice, e.g OX for oxidizer.
Source Firkin
Embossed lines and squares with subtle highlights.
Source Alex Parker
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
This seamless pattern consists of a blue grid on a yellow background.
Source V. Hartikainen
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
It has waves, so make sure you don’t get sea sickness.
Source CoolPatterns
This seamless web background texture looks like gray stone. It's great for using as a background image on web pages, or on some of their elements. Anyway, I hope you will find use for it.
Source V. Hartikainen
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Just like the black maze, only in light gray. Duh.
Source Peax
Zero CC tillable hard cover red book with X shape marks. Scanned and made by me.
Source Sojan Janso
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars