From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Same classic 45-degree pattern, dark version.
Source Luke McDonald
Prismatic Geometric Pattern Variation 2 With Background
Source GDJ
Might not be super subtle, but quite original in its form.
Source Alex Smith
More carbon fiber for your collections. This time in white or semi-dark gray.
Source Badhon Ebrahim
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Used the 6th circle pattern designed by Viscious-Speed to create a print that can be used for card making or scrapbooking. Save as a PDF file for the best printing option.
Source Lovinglf
Tiny circle waves, almost like the ocean.
Source Sagive
Sounds French. Some 3D square diagonals, that’s all you need to know.
Source Graphiste
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).
Source V. Hartikainen
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
This beige background pattern resembles a concrete wall with engravings or something similar to it.
Source V. Hartikainen
Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
The base gradient edited so now more details are rendered.
Source Lazur URH
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
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
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
There are many carbon patterns, but this one is tiny.
Source Designova
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
Sometimes simple really is what you need, and this could fit you well.
Source Factorio.us Collective
This makes me wanna shoot some pool! Sweet green pool table pattern.
Source Caveman
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac