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
Love the style on this one, very fresh. Diagonal diamond pattern. Get it?
Source INS
Prismatic Chevrons Pattern 5 With Background
Source GDJ
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
I have no idea what J Boo means by this name, but hey – it’s hot.
Source j Boo
A dark pattern made out of 3×3 circles and a 1px shadow. This works well as a carbon texture or background.
Source Atle Mo
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
The edges of all the red objects line up either vertically or horizontally, but it doesn't appear so. Made from a square tile that can be got by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Looks as if it's spray painted on the wall. You can be sure that this pattern will seamlessly fill your backgrounds on web pages.
Source V. Hartikainen
A seamless pattern formed from miutopia mug remixes on a tablecloth.
Source Firkin
Geometric triangles seem to be quite hot these days.
Source Pixeden
Almost like little fish shells, or dragon skin.
Source Graphiste
A very dark spotted twinkle pattern for your twinkle needs.
Source Badhon Ebrahim
Seamless tile drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
Seamless SVG vector and JPG backgrounds with faded diagonal stripes. The colors are editable.
Source V. Hartikainen
This background pattern contains a texture of yellow wood planks. I think it looks quite original.
Source V. Hartikainen
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
This background image has seamless texture that resembles a surface of gray stone.
Source V. Hartikainen
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
Green Web Background, Seamless tile.
Source V. Hartikainen
This is a seamless pattern which is derived from a flower petal image.
Source Yamachem
A free tileable background colored in off-white (antique white) color.
Source V. Hartikainen