Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Prismatic Groovy Concentric Background 4
Source GDJ
It looks like a polished stone surface to me. Download it for free, as always.
Source V. Hartikainen
I’m starting to think I have a concrete wall fetish.
Source Atle Mo
A dark one with geometric shapes and dotted lines.
Source Mohawk Studios
More in the paper realm, this time with fibers.
Source Jorge Fuentes
Seamless Green Tile Background
Source V. Hartikainen
An orange vertically striped background pattern. Feel free to download and use this orange background pattern, for example, on the web). It resembles a wallpaper with vertical stripes or something similar to it.
Source V. Hartikainen
Black And White Floral Pattern Background Inverse
Source GDJ
Cubes as far as your eyes can see. You know, because they tile.
Source Jan Meeus
Bigger is better, right? So here you have some large carbon fiber.
Source Factorio.us Collective
More tactile goodness. This time in the form of some rough cloth.
Source Bartosz Kaszubowski
Formed by distorting the inside front cover of 'Diversæ insectarum volatilium : icones ad vivum accuratissmè depictæ per celeberrimum pictorem', Jacob Hoefnagel, 1630.
Source Firkin
You could get a bit dizzy from this one, but it might come in handy.
Source Dertig Media
Alternative colour scheme for the original floral pattern.
Source Firkin
Prismatic Hypnotic Pattern No Background
Source GDJ
U.S.-based National Fire Protection Association standard fire diamond for flagging risks posed by hazardous materials. The red diamond has a number 0-4 depending on flammability. The blue diamond has a number 0-4 depending on health hazard. The yellow has a number 0-4 depending on reactivity. the white square has a special notice, e.g OX for oxidizer.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
A light background pattern with diagonal stripes. Here's a simple light striped background for you.
Source V. Hartikainen