Square design drawn in Paint.net and vectorized in Vector Magic.
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
Luxurious looking pattern (for a T-shirt maybe?) with a hint of green.
Source Simon Meek
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
A free seamless background pattern for use on websites.
Source V. Hartikainen
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
It’s an egg, in the form of a pattern. This really is 2012.
Source Paul Phönixweiß
A bit of scratched up grayness. Always good.
Source Dmitry
Prismatic Geometric Pattern Background 2
Source GDJ
One can never have too few rice paper patterns, so here is one more.
Source Atle Mo
Remixed from a design on Pixabay. To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
The image depicts a seamless pattern of a fishnet with a plenty of fish.It may be a lucky charm for fishermen.
Source Yamachem
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
From an image on opengameart.org shared by rubberduck.
Source Firkin
Nicely crafted paper pattern, although a bit on the large side (500x593px).
Source Blaq Annabiosis
A seamless light gray paper texture with horizontal double lines.
Source V. Hartikainen
Used correctly, this could be nice. Used in a bad way, all hell will break loose.
Source Atle Mo
Just what the name says, paper fibers. Always good to have.
Source Heliodor jalba
Zero CC tileable hard cover cells, skin like, book texture. 4K, Scanned and made by me CC0
Source Sojan Janso