The square tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
It almost looks a bit blurry, but then again, so are fishes.
Source Petr Šulc
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
A new take on the black linen pattern. Softer this time.
Source Atle Mo
Love the style on this one, very fresh. Diagonal diamond pattern. Get it?
Source INS
A pattern formed from a squared tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
A seamless pattern the unit cell for which can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A repeating background of beige paper with vintage look. Repeats to infinity, as usual.
Source V. Hartikainen
Same classic 45-degree pattern, dark version.
Source Luke McDonald
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
Otis Ray Redding was an American soul singer-songwriter, record producer, arranger, and talent scout. So you know.
Source Thomas Myrman
Remixed from an image on Pixabay, the original having been uploaded by darkmoon1968.
Source Firkin
Dark and hard, just the way we like it. Embossed triangles makes a nice pattern.
Source Ivan Ginev
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
White circles connecting on a light gray background.
Source Mark Collins
Not so subtle. These tileable wood patterns are very useful.
Source Elemis
Number five from the same submitter, makes my job easy.
Source Dima Shiper
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Bright gray tones with a hint of some metal surface.
Source Hendrik Lammers
Produced using the clouds, flames and glass blocks plug-ins in Paint.net and the resulting .PNG vectorised with Vector Magic.
Source Firkin