The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
From a drawing in 'Heroes of North African Discovery', Nancy Meugens, 1894.
Source Firkin
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
A seamless web texture with illustration of pale color stains on canvas.
Source V. Hartikainen
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
The original enhanced with some gradients.
Source Firkin
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
This background has abstract texture with some similarities to wood.
Source V. Hartikainen
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
Prismatic Groovy Concentric Background
Source GDJ
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Zero CC tileable ground cracked, crackled, texture, made by me.
Source Sojan Janso
Prismatic Abstract Geometric Background 4
Source GDJ
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Kaleidoscope Prismatic Abstract No Background
Source GDJ
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib