You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
You just can’t get enough of the fabric patterns, so here is one more for your collection.
Source Krisp Designs
Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Prismatic Abstract Background Design
Source GDJ
A bit of scratched up grayness. Always good.
Source Dmitry
A large (588x375px) sand-colored pattern for your ever-growing collection. Shrink at will.
Source Alex Tapein
A nice one indeed, but I have a feeling we have it already? If you spot a copy, let me know on Twitter.
Source Graphiste
It’s a hole, in a pattern. On your website. Dig it!
Source Josh Green
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Don’t look at this one too long if you’re high on something.
Source Luuk van Baars
This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
ZeroCC tileable mossy (lichen) stone texture, edited from pixabay. CC0
Source Sojan Janso
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
Looks like an old rug or a computer chip.
Source Patutin Sergey
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
Original minus the background
Source Firkin
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell