A series of 5 patterns. That’s what the P stands for, if you didn’t guess it.
Source Dima Shiper
Fix side and a seamless pattern formed from circles.
Source SliverKnight
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
A large (588x375px) sand-colored pattern for your ever-growing collection. Shrink at will.
Source Alex Tapein
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Remixed from a JPG that was uploaded to Pixabay by susanlu4esm
Source Firkin
A seamless pattern formed from background pattern 102
Source Firkin
Looks like an old wall. I guess that’s it then?
Source Viahorizon
A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Prepared mostly as a raster in Paint.net and vectorised.
Source Firkin
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
In the spirit of WWDC 2011, here is a dark iOS inspired linen pattern.
Source Atle Mo
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
Formed by distorting an image on Pixabay that was uploaded by gustavorezende. To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Alternative colour scheme to the original.
Source Firkin
This background has abstract texture with some similarities to wood.
Source V. Hartikainen