A seamless pattern the starting point for which was a 'rainbow twist' texture in Paint.net.
Source Firkin
Prismatic Chevrons Pattern 5 With Background
Source GDJ
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
Prismatic Geometric Tessellation Pattern 3 No Background
Source GDJ
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Based on an image that was uploaded to Pixabay by devanath
Source Firkin
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Sort of reminds me of those old house wallpapers.
Source Tish
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
Tiny little fibers making a soft and sweet look.
Source Badhon Ebrahim
A seamless pattern created from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Spice up your next school project with this icon background.
Source Swetha
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
As far as fabric patterns goes, this is quite crisp.
Source Heliodor Jalba
This is the remix of "Background pattern 115" uploaded by "Firkin".Thanks.
Source Yamachem
I skipped number 3, because it wasn’t all that great. Sorry.
Source Dima Shiper
This white background pattern has a seamless grunge style texture. Here's a white grunge style background pattern. Use it as a tiled background image on web sites or for other purposes.
Source V. Hartikainen
Just like your old suit, all striped and smooth.
Source Alex Berkowitz
Prismatic Geometric Pattern Background 2 No Black
Source GDJ