This is a semi-dark pattern, sort of linen-y.
Source Sagive SEO
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
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 texture of an abstract wall colored in shades of light orange brown.
Source V. Hartikainen
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
You know you love wood patterns, so here’s one more.
Source Richard Tabor
From a drawing in 'Cassell's Library of English Literature', Henry Morley, 1883.
Source Firkin
Alternative colour scheme to the original.
Source Firkin
Did anyone say The Hoff? This pattern is in no way related to Baywatch.
Source Josh Green
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
A free seamless background texture of "timber wall" (colored in dark brown).
Source V. Hartikainen
Prismatic Groovy Concentric Background 2
Source GDJ
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
More Japanese-inspired patterns, Gold Scales this time.
Source Josh Green
Light honeycomb pattern made up of the classic hexagon shape.
Source Federica Pelzel
From a design found in 'History of the Virginia Company of London; with letters to and from the first Colony, never before printed', Edward Neill, 1869.
Source Firkin
Number 2 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Greyscale version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
A seamless stone-like background for blogs or any other type of websites.
Source V. Hartikainen