Sort of like the Photoshop transparent background, but better!
Source Alex Parker
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
Prismatic Geometric Pattern Background No Black
Source GDJ
Might not be super subtle, but quite original in its form.
Source Alex Smith
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
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
A seamless textured paper for backgrounds. Colored in pale orange hues.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A bit strange this one, but nice at the same time.
Source Diogo Silva
Based on an image that was uploaded to Pixabay by devanath
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
This light yellow background pattern consists of an irregular pattern of spots. Here's a light background pattern with yellowish tint.
Source V. Hartikainen
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
The first pattern on here using opacity. Try it on a site with a colored background, or even using mixed colors.
Source Nathan Spady
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
An alternative colour scheme for the original background.
Source Firkin
This is a seamless pattern of a woody texture.The original image is here:https://pixabay.com/ja/users/ClassicallyPrinted-1302233/
Source Yamachem
The starting point for this was a texture drawn with the 'Radial Colors' plug-in in Paint.net.
Source Firkin
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
Tiny circle waves, almost like the ocean.
Source Sagive
Prismatic Polka Dots Mark II 3 No Background
Source GDJ