CC0 and a seamless pattern from a tile drawn in Paint.net .
Source SliverKnight
A seamless gray background texture suitable for use on websites. To me, it has the look of stone. Feel free to modify it to meet your needs (by making it a bit lighter or darker, for example).
Source V. Hartikainen
Otis Ray Redding was an American soul singer-songwriter, record producer, arranger, and talent scout. So you know.
Source Thomas Myrman
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
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
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
Medium gray fabric pattern with 45-degree lines going across.
Source Atle Mo
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
You know you can’t get enough of these linen-fabric-y patterns.
Source James Basoo
This one has rusty dark brown texture.
Source V. Hartikainen
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Prismatic Groovy Concentric Background 3
Source GDJ
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
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
Zero CC tileable ground cracked, crackled, texture, made by me.
Source Sojan Janso
A simple but elegant classic. Every collection needs one of these.
Source Christopher Burton
Pattern #100! A black classic knit-looking pattern.
Source Factorio.us Collective
Sharp diamond pattern. A small 24x18px tile.
Source Tom Neal
The act or state of corrugating or of being corrugated, a wrinkle; fold; furrow; ridge.
Source Anna Litvinuk
A repeating background for websites with a texture of black groove stripes.
Source V. Hartikainen
Remixed from a drawing in 'A Girl in Ten Thousand', Elizabeth Meade, 1896.
Source Firkin
Utilising a bird from s-light and some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Number 5 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
Zero CC tileable brick texture, photographed and made by me. CC0
Source Sojan Janso