Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
Gold Triangular Seamless Pattern 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
A car pattern?! Can it be subtle? I say yes!
Source Radosław Rzepecki
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
The image depicts polka dot seamless pattern.
Source Yamachem
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
Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Nice and simple crossed lines in dark gray tones.
Source Stefan Aleksić
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
This metal background pattern resembles a metal plate with rivets. Solid rivets on a metal plate.
Source V. Hartikainen
Lovely pattern with some good-looking non-random noise lines.
Source Zucx
8 by 8 pixels, and just what the title says.
Source pixilated
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Zero CC tileable hard cover red book, scanned and made by me. CC0
Source Sojan Janso
Floral patterns might not be the hottest thing right now, but you never know when you need it!
Source Lauren
From a drawing in 'Heroes of North African Discovery', Nancy Meugens, 1894.
Source Firkin
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo