After 1 comes 2, same but different. You get the idea.
Source Hendrik Lammers
Neat little photography icon pattern.
Source Hossam Elbialy
Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
Prismatic Basic Pattern 2 No Background
Source GDJ
Prismatic Abstract Geometric Background 5
Source GDJ
Zero CC tileable bark texture, photographed and made by me. CC0
Source Sojan Janso
A seamless pattern formed from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
A background pattern with a look of rough fabric.
Source V. Hartikainen
From a drawing in 'Hyde Park from Domesday-Book to date', John Ashton, 1896.
Source Firkin
This is so subtle I hope you can see it! Tweak at will.
Source Alexandre Naud
The original enhanced with one of Inkscapes's filters.
Source Firkin
Produced using the clouds, flames and glass blocks plug-ins in Paint.net and the resulting .PNG vectorised with Vector Magic.
Source Firkin
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Bright gray tones with a hint of some metal surface.
Source Hendrik Lammers
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Very simple, very blu(e). Subtle and nice.
Source Seb Jachec
A simple circle. That’s all it takes. This one is even transparent, for those who like that.
Source Saqib
Here's a new gray "fabric" pattern. Use it as backgrounds for websites or for other purposes.
Source V. Hartikainen
Derived from an image that was uploaded to Pixabay by darkmoon1968
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
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
A mid-tone gray pattern with some cement looking texture.
Source Hendrik Lammers
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin
Prismatic Curved Diamond Pattern 4 No Background
Source GDJ