From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
A seamless paper background colored in pale yellow.
Source V. Hartikainen
Submitted as a black pattern, I made it light and a few steps more subtle.
Source Andy
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Super detailed 16×16 tile that forms a beautiful pattern of straws.
Source Pavel
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
The image is a seamless pattern of a fishnet.
Source Yamachem
From a drawing in 'Danmarks Riges Historie af J. Steenstrup, Kr. Erslev, A. Heise, V. Mollerup, J. A. Fridericia, E. Holm, A. D. Jørgensen', 1897.
Source Firkin
Remixed from a drawing in 'A Girl in Ten Thousand', Elizabeth Meade, 1896.
Source Firkin
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
Snap! It’s a pattern, and it’s not grayscale! Of course you can always change the color in Photoshop.
Source Atle Mo
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
Prismatic Abstract Geometric Background 2 No Black
Source GDJ
Inspired by a drawing seen in 'City of Liverpool', James Picton, 1883.
Source Firkin
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Classic vertical lines, in all its subtlety.
Source Cody L
Greyscale version of a pattern that came out of playing with the 'slinky' plug-in for Paint.net
Source Firkin