A seamless pattern formed from cross 4. To get the original tile select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A seamless pattern drawn originally in Paint.net by distorting a slice of background pattern 116 and copying the resulting triangle numerous times.
Source Firkin
To get the tile this is made up from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A light gray background pattern with seamless fabric-like texture and almost unnoticeable stripes.
Source V. Hartikainen
Prismatic Hexagonalism Pattern No Background
Source GDJ
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
A seamless tessellation pattern. To get the tile this is formed from, select the pattern in Inkscape and use shift+alt+i.
Source Firkin
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
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
CC0 and seamless wellington boot pattern.
Source SliverKnight
Remixed from an image that was uploaded to Pixabay by KirstenStar
Source Firkin
Prismatic Abstract Geometric Background 3
Source GDJ
Pattern produced in Paint.net using the Vibrato plug-in.
Source Firkin
Black And White Floral Pattern Background Inverse
Source GDJ
This is a remix of "geometrical pattern 01".
Source Yamachem
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
Colour version of a pattern that came out of playing with the 'light rays' plug-in for Paint.net
Source Firkin
Simple combination of stripy squares with their negatively coloured counterparts
Source Firkin