Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
This background image has seamless texture that resembles a surface of gray stone.
Source V. Hartikainen
Zero CC tileable Crackled Cement (streaks) texture, photographed and made by me. CC0
Source Sojan Janso
Zero CC tileable seed texture, edited by me to be seamless from a Pixabay image. CC0
Source Sojan Janso
Run a restaurant blog? Here you go. Done.
Source Andrijana Jarnjak
Prismatic Triangular Seamless Pattern III With Background
Source GDJ
Prismatic Geometric Tessellation Pattern No Background
Source GDJ
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
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
Remixed from a drawing in 'Paul's Sister', Frances Peard, 1889.
Source Firkin
Alternative colour scheme for the original floral pattern.
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
High detail stone wall with minor cracks and specks.
Source Projecteightyfive
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
The image depicts a seamless pattern of a Japanese family crest called "chidori" in Japanese .A chidori in Japanese means a plover in English.
Source Yamachem
Seamless SVG vector and JPG backgrounds with faded diagonal stripes. The colors are editable.
Source V. Hartikainen
Brushed aluminum, in a bright gray version. Lovely 2X as well.
Source Andre Schouten
Geometric triangles seem to be quite hot these days.
Source Pixeden
A seamless texture of a rough concrete surface.
Source V. Hartikainen
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud