A version without colours blended together to give a different look.
Source Firkin
Prismatic Polka Dots Mark II 2 No Background
Source GDJ
An alternative colour scheme to the original seamless pattern.
Source Firkin
Inspired by a pattern I saw in a 19th century book. This seamless pattern was created from a square tile. To get the tile, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Prismatic Groovy Concentric Background 2
Source GDJ
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I. Version with black background.
Source Firkin
Remixed from a drawing in 'Jezebel's Daughter', Wilkie Collins 1880
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
You know you love wood patterns, so here’s one more.
Source Richard Tabor
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Background Wall, Art Abstract, Star Well & CC0 texture.
Source Ractapopulous
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper