A seamless background texture of old cardboard.
Source V. Hartikainen
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
Not a flat you live inside, like in the UK – but a flat piece of cardboard.
Source Appleshadow
Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars
A seamless texture of an abstract wall colored in shades of light orange brown.
Source V. Hartikainen
Semi-light fabric pattern made out of random pixels in shades of gray.
Source Atle Mo
This is a seamless pattern of regular hexagon which has a honeycomb structure.
Source Yamachem
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
A repeating background of beige paper with vintage look. Repeats to infinity, as usual.
Source V. Hartikainen
This is the remix of "blue wave-seigaiha".The image depicts a seamless pattern of the front upper part of Japanese five yen coin which is used currently.This design represents a rice with ripe golden ears.
Source Yamachem
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady
A chequerboard pattern with a fruit theme. The fruits are from a posting by inkscapeforum.it.
Source Firkin
Remixed from a PNG that was uploaded to Pixabay by VictorianLady
Source Firkin
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
One more sharp little tile for you. Subtle circles this time.
Source Blunia
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin