To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Remixed from a design seen on Pixabay. The basic tile 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
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
Here's an yet another background for websites, with a seamless texture of wood planks this time.
Source V. Hartikainen
Classic vertical lines, in all its subtlety.
Source Cody L
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
From a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Medium gray pattern with small strokes to give a weave effect.
Source Catherine
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Prismatic Abstract Line Art Pattern Background 2
Source GDJ
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.
Source Atle Mo
You know, tiny and sharp. I’m sure you’ll find a use for it.
Source Atle Mo
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Sometimes you just need the simplest thing.
Source Fabricio