A very dark spotted twinkle pattern for your twinkle needs.
Source Badhon Ebrahim
From a drawing in 'Cassell's Library of English Literature', Henry Morley, 1883.
Source Firkin
Abstract Tiled Background Extended 8
Source GDJ
A frame using leaves from an image that was uploaded to Pixabay by mayapujiati
Source Firkin
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
CC0 and seamless wellington boot pattern.
Source SliverKnight
Might not be super subtle, but quite original in its form.
Source Alex Smith
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin
A seamless pattern of "sewn stripes" colored in light gray.
Source V. Hartikainen
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Just like the black maze, only in light gray. Duh.
Source Peax
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
I know there is one here already, but this is sexy!
Source Gjermund Gustavsen
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Someone was asking about how to achieve a fur pattern at #inkscape irc so tried to make a filter on it. Flood filled fractal noises rigged together. May someone find a good use for these.
Source Lazur URH
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
First pattern tailor-made for Retina, with many more to come. All the old ones are upscaled, in case you want to re-download.
Source Atle Mo