A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Free tiled background with colorful stripes and white splatter.
Source V. Hartikainen
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
U.S.-based National Fire Protection Association standard fire diamond for flagging risks posed by hazardous materials. The red diamond has a number 0-4 depending on flammability. The blue diamond has a number 0-4 depending on health hazard. The yellow has a number 0-4 depending on reactivity. the white square has a special notice, e.g OX for oxidizer.
Source Firkin
A seamless pattern formed from background pattern 102
Source Firkin
An alternative colour scheme for the original background.
Source Firkin
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
Geometric triangles seem to be quite hot these days.
Source Pixeden
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
Remixed from a drawing that was uploaded to Pixabay by DavidZydd
Source Firkin
A bit of scratched up grayness. Always good.
Source Dmitry
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
The image depicts a shell seamless pattern.I used an OCAL clipart called "Shell" uploaded by "jgm104".Thanks.
Source Yamachem
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
As the original image 's page size is too large for its image size, I remixed it.
Source Yamachem
Hey, you never know when you’ll need a bird pattern, right?
Source Pete Fecteau
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
Remixed from a drawing in 'Jezebel's Daughter', Wilkie Collins 1880
Source Firkin
Sometimes you just need the simplest thing.
Source Fabricio