As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
Here is a new seamless wood texture for using as blog or website backgrounds.
Source V. Hartikainen
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
ZeroCC tileabel stone granite texture, edited from pixabay. CC0
Source Sojan Janso
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Based on an image that was uploaded to Pixabay by devanath
Source Firkin
From a drawing in 'Hubert Montreuil, or the Huguenot and the Dragoon', Francisca Ouvry, 1873.
Source Firkin
Derived from an image that was uploaded to Pixabay by pugmom40
Source Firkin
A seamless stone-like background for blogs or any other type of websites.
Source V. Hartikainen
Prismatic Rounded Squares Grid 3 No Background
Source GDJ
Embossed lines and squares with subtle highlights.
Source Alex Parker
The tile this fill pattern is based on can be had by using shift+alt+i on the rectangle.
Source Firkin
Not the Rebel alliance, but a dark textured pattern.
Source Hendrik Lammers
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A seamlessly repeating background pattern of wood. The image is procedurally generated, and, I think, it's turned out quite well.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Colored maple leaves scattered on a surface. This is tileable, so it can be used as a background or wallpaper.
Source Eady