Inspired by a JPG that was uploaded to Pixabay by kokon_art
Source Firkin
A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle 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
From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
A slightly grainy paper pattern with small horizontal and vertical strokes.
Source Atle Mo
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Dark, crisp and subtle. Tiny black lines on top of some noise.
Source Wilmotte Bastien
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
Vertical lines with a bumpy, yet crisp, feel to it.
Source Raasa
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
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
I guess this is inspired by the city of Ravenna in Italy and its stone walls.
Source Sentel
Inspired by a drawing in 'Kulturgeschichte', Freidrich Hellwald, 1896.
Source Firkin
White little knobs, coming in at 10x10px. Sweet!
Source Amos
A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.
Source Graphiste