Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
You guessed it – looks a bit like cloth.
Source Peax Webdesign
A colourful background drawn originally in paint.net and vectorised in Vector Magic.
Source Firkin
You know I’m a sucker for these. Well-crafted paper pattern.
Source Mihaela Hinayon
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
A textured blue background pattern with vertical stripes.
Source V. Hartikainen
A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Prismatic Polka Dots Mark II No Background
Source GDJ
This was formed by distorting an image of a background on Pixabay.
Source Firkin
The original enhanced with some gradients.
Source Firkin
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
Can never have too many knitting patterns, especially as nice as this.
Source Victoria Spahn
Drawn in Paint.net and vectorised in Vector Magic
Source Firkin
This is the remix of "Strawberry Pattern Background" uploaded by "GDJ". Thanks. I realigned strawberries so as to get seamless and changed the BG color.
Source Yamachem
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i
Source Firkin
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Abstract Tiled Background Extended 11
Source GDJ
The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady
Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett