The original has been presented as black on transparent and stored in the pattern definitions. To retrieve the unit tile select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
You can never get enough of these tiny pixel patterns with sharp lines.
Source Designova
ZeroCC tileable mossy (lichen) stone texture, edited from pixabay. CC0
Source Sojan Janso
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
A pattern drawn in Paint.net and vectorized in Vector Magic.
Source Firkin
The following orange background pattern resembles a honeycomb.
Source V. Hartikainen
Prismatic Curved Diamond Pattern 6 No Background
Source GDJ
Just like the black maze, only in light gray. Duh.
Source Peax
A seamless background drawn in Paint.net and vectorised with Vector Magic. The starting point was a photograph of drinking straws from Pixabay.
Source Firkin
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
CC0 and seamless wellington boot pattern.
Source SliverKnight
Here's a tile-able wood background image for use in web design.
Source V. Hartikainen
A seamless pattern the starting point for which was a 'colour modulo' texture in Paint.net.
Source Firkin
If you don’t like cream and pixels, you’re in the wrong place.
Source Mizanur Rahman
Super dark, crisp and detailed. And a Kill Bill reference.
Source Badhon Ebrahim
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Prismatic Polka Dots Mark II 2 No Background
Source GDJ