Formed from decorative divider 184 in paint.net. Vectorised with Vector Magic.
Source Firkin
Background pattern originally a PNG drawn in Paint.net
Source Firkin
From a drawing in 'Royal Ramsgate', James Simson, 1897.
Source Firkin
An interesting dark spotted pattern at an angle.
Source Hendrik Lammers
Derived from a drawing in 'The Murmur of the Shells', Samuel Cowen, 1879.
Source Firkin
This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
Background formed from the original with an emboss effect
Source GDJ
This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
Here's a brown background pattern with subtle stripes. I hope you'll like the color. If not, feel free to change it using an image editor, if you know how of course. Personally, I'm using GIMP to create these backgrounds.
Source V. Hartikainen
Dark pattern with some nice diagonal stitched lines crossing over.
Source Ashton
Beautiful dark noise pattern with some dust and grunge.
Source Vincent Klaiber
A criss-cross pattern similar to one I saw mown into a sports field.
Source Firkin
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
Drawn in Paint.net and vectorised in Vector Magic.
Source Firkin
Prismatic Snowflakes Pattern 2 No Background
Source GDJ
A seamless pattern formed from a tile made from page ornament 22. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
ZeroCC tileable stone texture, edited from pixabay. CC0
Source Sojan Janso
CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight