From a drawing of the coat of arms of the Ottoman Empire on Wikimedia.
Source Firkin
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
This reminds me of Game Cube. A nice light 3D cube pattern.
Source Sander Ottens
This background pattern has futuristic look. So, maybe it could be used on websites or blogs dedicated to video games?!
Source V. Hartikainen
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
This pack of filters can help you adding a blocky overlay to objects. May come handy at drawing blocks of stone.
Source Lazur URH
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Drawn in Paint.net using the kaleidoscope plug-in and vectorised.
Source Firkin
Prismatic Floral Pattern 3 Variation 3 No Background
Source GDJ
A large (588x375px) sand-colored pattern for your ever-growing collection. Shrink at will.
Source Alex Tapein
A seamless pale yellow paper background with a pattern of animal tracks.
Source V. Hartikainen
Alternative colour scheme for the original floral pattern.
Source Firkin
I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
Spice up your next school project with this icon background.
Source Swetha
A free seamless background texture of "timber wall" (colored in dark brown).
Source V. Hartikainen
f you want png files of this u can download them here : viscious-speed.deviantart.com/gallery/27635117
Source Viscious-Speed
A repeating background with a look of paper. I have added some changes to PatCreator. Now you can share your designs by submitting them to a new gallery section. Start by clicking Edit with PatCreator above.
Source V. Hartikainen
A pattern derived from repeating unit cells each derived from part of a fractal rendering in paint.net.
Source Firkin