The basic shapes never get old. Simple triangle pattern.
Source Atle Mo
Sort of reminds me of those old house wallpapers.
Source Tish
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
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
The tile can be had by selecting the rectangle in Inkscape and using shift+alt+i. Remixed from a drawing in 'Flowers of Song', Frederick Weatherly, 1895.
Source Firkin
If you’re sick of the fancy 3D, grunge and noisy patterns, take a look at this flat 2D brick wall.
Source Listvetra
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
A new take on the black linen pattern. Softer this time.
Source Atle Mo
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin