8 by 8 pixels, and just what the title says.
Source pixilated
From a drawing in 'Real Sailor-Songs', John Ashton, 1891.
Source Firkin
As simple and subtle as it gets. But sometimes that’s just what you want.
Source Designova
ZeroCC tileable mossy (lichen) stone texture, edited from pixabay. CC0
Source Sojan Janso
He influenced us all. “Don’t be sad because it’s over. Smile because it happened.”
Source Atle Mo
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
Prismatic Abstract Geometric Background 5 No Black
Source GDJ
This pack of filters can help you adding a blocky overlay to objects. May come handy at drawing blocks of stone.
Source Lazur URH
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
This was formed by distorting an image of a background on Pixabay.
Source Firkin
Remixed from a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
This is the remix of "Colorful Floral Pattern Background 3" uploaded by "GDJ". Thanks.
Source Yamachem
Number 3 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
This is sort of fresh, but still feels a bit old school.
Source Martuchox
A pale yellow background pattern with vertical stripes. The stripes are partially faded. I think this background image turned out pretty well, especially those faded stripes.
Source V. Hartikainen
Prismatic Groovy Concentric Background No Black
Source GDJ
From a drawing in 'Line and form', Walter Crane, 1914.
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