From a tile that can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
Looks like an old wall. I guess that’s it then?
Source Viahorizon
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A very slick dark rubber grip pattern, sort of like the grip on a camera.
Source Sinisha
A seamless chequerboard pattern formed from a tile that can be had in Inkscape by selecting the rectangle and using shift+alt+i. Alternative colour scheme.
Source Firkin
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
This is lovely, just the right amount of subtle noise, lines and textures.
Source Richard Tabor
An abstract texture of water. It's not perfect, but will do. You may download if you like it.
Source V. Hartikainen
Zero CC tileable brick texture, photographed and made by me. CC0
Source Sojan Janso
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
Lovely pattern with splattered vintage speckles.
Source David Pomfret
Oh yes, it happened! A pattern in full color.
Source Atle Mo
Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
A background formed from an image of an old tile on the New York Metropolitan Museum of Art website. To get the base tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A seamless pattern formed from a modified version of rwwgub's tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A seamless background pattern of dark brown wood planks.
Source V. Hartikainen
A background pattern with a look of rough fabric.
Source V. Hartikainen
A large pattern with funky shapes and form. An original. Sort of origami-ish.
Source Luuk van Baars
A seamless web background with texture of aged grid paper.
Source V. Hartikainen
Prismatic Curved Diamond Pattern 8 No Background
Source GDJ
That’s what it is, a dark dot. Or sort of carbon looking.
Source Tsvetelin Nikolov
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
Stefan is hard at work, this time with a funky pattern of squares.
Source Stefan Aleksić