A beautiful dark wood pattern, superbly tiled.
Source Omar Alvarado
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
Formed from a tile based on a drawing from 'Viaggi d'un artista nell'America Meridionale', Guido Boggiani, 1895.
Source Firkin
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
A gray background pattern with a texture of textile. Suits perfectly for web design.
Source V. Hartikainen
Remixed from a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Have you wondered about how it feels to be buried alive? Here is the pattern for it.
Source Hendrik Lammers
Dead simple but beautiful horizontal line pattern.
Source Fabian Schultz
A seamless pattern formed from background pattern 102
Source Firkin
A re-make of the Gradient Squares pattern.
Source Dimitar Karaytchev
A playful triangle pattern with different shades of gray.
Source Dimitrie Hoekstra
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Prismatic Groovy Concentric Background 3
Source GDJ
Bit of a strange name on this one, but still nice. Tiny gray square things.
Source Carlos Valdez
Derived from an image that was uploaded to Pixabay by mdmelo.
Source Firkin
The green fibers pattern will work very well in grayscale as well.
Source Matteo Di Capua
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks. https://cloaks.deviantart.com
Source Atle Mo
Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
It was called Navy Blue, but I made it dark. You know, the way I like it.
Source Ethan Hamilton
A version without colours blended together to give a different look.
Source Firkin
Remixed from a drawing in 'A Child of the Age', Francis Adams, 1894.
Source Firkin