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
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
Prismatic Geometric Tessellation Pattern No Background
Source GDJ
Prismatic Curved Diamond Pattern No Background
Source GDJ
The image is a remix of "edo pattern-samekomon".I changed the color of dots from black to white and added BG in light-brown.
Source Yamachem
Prismatic Groovy Concentric Background 5 No Black
Source GDJ
Derived from elements found in a floral ornament drawing on Pixabay.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Prismatic Abstract Line Art Pattern Background 2
Source GDJ
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
He influenced us all. “Don’t be sad because it’s over. Smile because it happened.”
Source Atle Mo
One of the few full-color patterns here, but this one was just too good to pass up.
Source Alexey Usoltsev
From a drawing in 'Cowdray: the history of a great English House', Julia Roundell, 1884.
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
Old China with a modern twist, take two.
Source Adam Charlts
Prismatic Floral Background No Black
Source GDJ
Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
ZeroCC tileable stone texture, edited from pixabay, CC0
Source Sojan Janso
Zero CC tileable ground cracked, crackled, texture, made by me.
Source Sojan Janso
A seamless pattern with a unit cell drawn as a bitmap in Paint.net and vectorized in Vector Magic.
Source Firkin
A seamless web background with texture of aged grid paper.
Source V. Hartikainen