A bit of scratched up grayness. Always good.
Source Dmitry
Utilising some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
Prismatic Isometric Cube Wireframe Pattern No Background
Source GDJ
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
With a name this awesome, how can I go wrong?
Source Nikolay Boltachev
A textured blue background pattern with vertical stripes.
Source V. Hartikainen
Some more diagonal lines and noise, because you know you want it.
Source Atle Mo
Here's a seamless brown cork board background texture. Feel free to download or reshare if you like.
Source V. Hartikainen
Prismatic Triangular Background Design Mark II 5
Source GDJ
A version without colours blended together to give a different look.
Source Firkin
Got some felt in my mailbox today, so I scanned it for you to use.
Source Atle Mo
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
From a drawing in 'Sun Pictures of the Norfolk Broads', Ernest Suffling, 1892.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Used a cherry by doctormo to make this seamless pattern
Source Firkin
Colored maple leaves scattered on a surface. This is tileable, so it can be used as a background or wallpaper.
Source Eady
A seamless background pattern with a texture of wood planks. This wood background pattern has vertically arranged planks. You may try to rotate it 90°, to see how it will look like when the wood planks are arranged horizontally.
Source V. Hartikainen
Sometimes you just need the simplest thing.
Source Fabricio
A black tile-able background with paper-like texture.
Source V. Hartikainen
No, not the band but the pattern. Simple squares in gray tones, of course.
Source Atle Mo
Dark squares with some virus-looking dots in the grid.
Source Hugo Loning
A repeating background for websites with a texture of black groove stripes.
Source V. Hartikainen
Zero CC tileable yellow craft paper; scanned and made by me. CC0
Source Sojan Janso