Super simple but very nice indeed. Gray with vertical stripes.
Source Merrin Macleod
Continuing the geometric trend, here is one more.
Source Mike Warner
One more in the line of patterns inspired by Japanese/Asian styles. Smooth.
Source Kim Ruddock
Everyone loves a diamond, right? Make your site sparkle.
Source AJ Troxell
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Prismatic Polka Dots Mark II 2 No Background
Source GDJ
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Sort of reminds me of those old house wallpapers.
Source Tish
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
From a drawing in 'Prose and Verse ', William Linton, 1836.
Source Firkin
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
An abstract web texture of a polished blue stone (or does it look more like ice).
Source V. Hartikainen
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Prismatic Snowflakes Pattern 3 No Background
Source GDJ
Inspired by a design found in 'Konstantinápolyi emlékeim', Miklos Chriszto, 1893.
Source Firkin
As the original image 's page size is too large for its image size, I remixed it.
Source Yamachem
Alternative colour scheme. Not a pattern for fabrics, but one produced from a jpg of a stack of fabric items that was posted on Pixabay. The tile that this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Dark blue concrete wall with some small dust spots.
Source Atle Mo