Not so subtle. These tileable wood patterns are very useful.
Source Elemis
This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
I took the liberty of using Dmitry’s pattern and made a version without perforation.
Source Atle Mo
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i
Source Firkin
A seamless pattern formed from a rectangular tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
A beautiful dark padded pattern, like an old classic sofa.
Source Chris Baldie
Prismatic Snowflakes Pattern No Background
Source GDJ
emixed from a JPG that was uploaded to Pixabay by Kyotime
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
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
A criss-cross pattern similar to one I saw mown into a sports field.
Source Firkin
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Formed by distorting the inside front cover of 'Diversæ insectarum volatilium : icones ad vivum accuratissmè depictæ per celeberrimum pictorem', Jacob Hoefnagel, 1630.
Source Firkin
Run a restaurant blog? Here you go. Done.
Source Andrijana Jarnjak
I scanned a paper coffee cup. You know, in case you need it.
Source Atle Mo
A blue background wallpaper for websites. It has a seamless texture with vertical stripes. It looks quite nice not only when using as a tiled background on websites, but also on computer desktops.
Source V. Hartikainen
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez