Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
The image depicts a shell seamless pattern.I used an OCAL clipart called "Shell" uploaded by "jgm104".Thanks.
Source Yamachem
More leather, and this time it’s bigger! You know, in case you need that.
Source Elemis
Retro Circles Background 4 No Black
Source GDJ
Remixed from a drawing in 'Some account of the Worshipful Company of Ironmongers', John Nicholl, 1866.
Source Firkin
Remixed from a drawing in 'Canadian forest industries July-December', 1915
Source Firkin
Prismatic Groovy Concentric Background 4
Source GDJ
Like the name says, light and gray, with some small dots and circles.
Source Brenda Lay
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A dark background pattern/texture of a dimpled metal plate.
Source V. Hartikainen
A seamless pattern formed from a tile made from ornament 22. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
An alternative colour scheme for the original background.
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Original seamless pattern with an Inkscape filter.
Source Firkin
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Heavily remixed from a drawing in 'Barbara Leybourne; a story of eighty years ago', Sarah Hamer, 1889.
Source Firkin
Retro Circles Background 7 No Black
Source GDJ
Spice up your next school project with this icon background.
Source Swetha
Pass parameters to the URL or edit the source code variables to configure the graph paper for the division desired.
Source JayNick
Prismatic Geometric Pattern Background
Source GDJ
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars