Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Dead simple but beautiful horizontal line pattern.
Source Fabian Schultz
A very dark asfalt pattern based off of a photo taken with my iPhone.
Source Atle Mo
Sort of like the Photoshop transparent background, but better!
Source Alex Parker
Seamless pattern formed from a tile that can be extracted by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Light gray paper pattern with small traces of fiber and some dust.
Source Atle Mo
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Small gradient crosses inside 45-degree boxes, or bigger crosses if you will.
Source Wassim
Prismatic Triangular Background Design Mark II 5
Source GDJ
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
Super subtle indeed, a medium gray pattern with tiny dots in a grid.
Source Designova
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
That’s what it is, a dark dot. Or sort of carbon looking.
Source Tsvetelin Nikolov
8 by 8 pixels, and just what the title says.
Source pixilated
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
Tweed is back in style – you heard it here first. Also, the @2X version here is great!
Source Simon Leo
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
Prismatic Polka Dots Mark II No Background
Source GDJ
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
An alternative colour scheme to the original seamless pattern.
Source Firkin
The classic notebook paper with horizontal stripes.
Source Are Sundnes
A seamless pattern of leopard skin. It should look nice as a background element on web pages.
Source V. Hartikainen
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo