This one is so simple, yet so good. And you know it. Has to be in the collection.
Source Gluszczenko
Abstract Ellipses Background Grayscale
Source GDJ
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Formed by distorting a JPG from PublicDomainPictures
Source Firkin
One more in the line of patterns inspired by Japanese/Asian styles. Smooth.
Source Kim Ruddock
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
Colorful Floral Background 3 No Black
Source GDJ
The name alone is awesome, but so is this sweet dark pattern.
Source Federica Pelzel
This is the remix of "blue wave-seigaiha".The image depicts a seamless pattern of the front upper part of Japanese five yen coin which is used currently.This design represents a rice with ripe golden ears.
Source Yamachem
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
To get the tile this is formed from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Otis Ray Redding was an American soul singer-songwriter, record producer, arranger, and talent scout. So you know.
Source Thomas Myrman
There are many carbon patterns, but this one is tiny.
Source Designova
This is a more minute version of "fishnet 01".The image depicts a seamless pattern of a fishnet with a plenty of fish.It may be a lucky charm for fishermen.
Source Yamachem
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
Tile available in Inkscape using shift-alt-i on the selected rectangle
Source Firkin
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
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin