This is the third pattern called Dark Denim, but hey, we all love them!
Source Brandon Jacoby
Remixed from a vector adapted from a jpg on Pixabay. The tile this is constructed from can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić
If you’re sick of the fancy 3D, grunge and noisy patterns, take a look at this flat 2D brick wall.
Source Listvetra
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
A free seamless background image with abstract texture of green "curtain".
Source V. Hartikainen
Scanned some rice paper and tiled it up for you. Enjoy.
Source Atle Mo
Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
ZeroCC tileable moss texture, photographed and made by me. CC0
Source Sojan Janso
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
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
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
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
This one is something special. I’d call it a flat pattern, too. Very well done, sir!
Source GetDiscount
Abstract Tiled Background Extended 12
Source GDJ
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A pattern derived from part of a fractal rendering in Paint.net.
Source Firkin
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica