A pattern drawn in Paint.net and vectorized in Inkscape.
Source Firkin
Prismatic Polyskelion Pattern No Background
Source GDJ
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Kaleidoscope Prismatic Abstract No Background
Source GDJ
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
Source Firkin
The perfect pattern for all your blogs about type, or type-related matters.
Source Atle Mo
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Not the most creative name, but it’s a good all-purpose light background.
Source Dmitry
This seamless light brown background texture resembles a wallpaper with vertical stripes. One way to use it is as a tiled background on web sites.
Source V. Hartikainen
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
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
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
Zero CC tileable pine bark texture, photographed and made by me. CC0
Source Sojan Janso
A seamless pattern of "sewn stripes" colored in light gray.
Source V. Hartikainen
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.
Source Firkin
Detailed but still subtle and quite original. Lovely gray shades.
Source Kim Ruddock
8 by 8 pixels, and just what the title says.
Source pixilated
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
White little knobs, coming in at 10x10px. Sweet!
Source Amos