A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
The name tells you it has curves. Oh yes, it does!
Source Peter Chon
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
Here's a quite bright pink background pattern for use on websites. It doesn't look like a real fur, but it definitely resembles one.
Source V. Hartikainen
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Just the symbols of the signs of the zodiac distributed in a chequer board-like pattern
Source Firkin
I have no idea how to describe this one, but it’s light and delicate.
Source JBasoo
A seamless pattern from a tile drawn in Paint.net and vectorised in Vector Magic
Source Firkin
The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Prismatic Groovy Concentric Background 5
Source GDJ
The tile this is based on can be retrieved by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
A re-make of the Gradient Squares pattern.
Source Dimitar Karaytchev
Prismatic Rounded Squares Grid 4 No Background
Source GDJ
Adapted heavily from a JPG that was uploaded to Pixabay by Viscious-Speed.
Source Firkin
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
I asked Gjermund if he could make a pattern for us – result!
Source Gjermund Gustavsen
If you need a green background for your blog/website, try this one. Remember that Green Striped Background is seamlessly tileable.
Source V. Hartikainen
Light gray version of the Binding pattern that looks a bit like fabric.
Source Newbury
Fix and cc0 to get the tile this is based on.
Source SliverKnight
Seamless Green Tile Background
Source V. Hartikainen
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo