From a drawing in 'Navigations de Alouys de Cademoste.-La Navigation du Capitaine Pierre Sintre', Alvise da ca da Mosto, 1895.
Source Firkin
This one is amazing, truly original. Go use it!
Source Viahorizon
Your eyes can trip a bit from looking at this – use it wisely.
Source Michal Chovanec
Smooth Polaroid pattern with a light blue tint.
Source Daniel Beaton
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
Light gray grunge wall with a nice texture overlay.
Source Adam Anlauf
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
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
A seamless texture of black leather. I think it will look best when used in headers, footers or sidebars.
Source V. Hartikainen
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
A version without colours blended together to give a different look.
Source Firkin