Formed by distorting the inside front cover of 'Diversæ insectarum volatilium : icones ad vivum accuratissmè depictæ per celeberrimum pictorem', Jacob Hoefnagel, 1630.
Source Firkin
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).
Source V. Hartikainen
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Dark Tile-able Grunge Texture. I think this texture can be classified as grunge. It's free and seamless, as always.
Source V. Hartikainen
CC0 and seamless wellington boot pattern.
Source SliverKnight
Used the 6th circle pattern designed by Viscious-Speed to create a print that can be used for card making or scrapbooking. Save as a PDF file for the best printing option.
Source Lovinglf
A new one called white wall, not by me this time.
Source Yuji Honzawa
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless background of warped stripes on paper.
Source V. Hartikainen
Prismatic Polka Dots Mark II 2 No Background
Source GDJ
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
You were craving more leather, so I whipped this up by scanning a leather jacket.
Source Atle Mo
A background pattern inspired by designs seen in 'Burghley. The Life of William Cecil', William Charlton, 1857.
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by theasad121
Source Firkin
A seamless pattern with wide vertical stripes colored in pale yellow.
Source V. Hartikainen
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett