Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
Different from the original in being a simple tile stored as a pattern definition, rather than numerous repeated objects. Hence easy and quick to give this pattern to objects of different shapes. To get the tile in Inkscape, select the rectangle and use shift+alt+i.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
Seamless pattern the basic tile for which can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Zero CC asphalt, pavement, texture, photographed and made by me. CC0 WARNING I FOUND A SEAM ON THIS TEXTURE
Source Sojan Janso
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
This one is so simple, yet so good. And you know it. Has to be in the collection.
Source Gluszczenko
It’s okay to be square! A nice light gray pattern with random squares.
Source Waseem Dahman
A new one called white wall, not by me this time.
Source Yuji Honzawa
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
If you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
This one could be the shirt of a golf player. Angled lines in different thicknesses.
Source Olivier Pineda
Prismatic Abstract Geometric Background 2
Source GDJ
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
From a drawing in 'Gately's World's Progress', Charles Beale, 1886.
Source Firkin
Derived from an image that was uploaded to Pixabay by pugmom40
Source Firkin
The Grid. A digital frontier. I tried to picture clusters of information as they traveled through the computer.
Source Haris Šumić
Prismatic Polka Dots Mark II 2 No Background
Source GDJ