To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Prismatic Groovy Concentric Background 3
Source GDJ
A seamless marble-like texture colored in light blue.
Source V. Hartikainen
The image depicts a seamless pattern which includes hexagonally-aligned gourds with BG in light-brown.
Source Yamachem
A seamless background tile of aged paper with shabby look.
Source V. Hartikainen
This was submitted in a beige color, hence the name. Now it’s a gray paper pattern.
Source Konstantin Ivanov
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Floral patterns will never go out of style, so enjoy this one.
Source Lasma
This one takes you back to math class. Classic mathematic board underlay.
Source Josh Green
This one is super crisp at 2X. Lined paper with some dust and scratches.
Source HQvectors
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
I guess this one is inspired by an office. A dark office.
Source Andrés Rigo.
Prismatic Groovy Concentric Background 2 No Black
Source GDJ
Here's a new gray "fabric" pattern. Use it as backgrounds for websites or for other purposes.
Source V. Hartikainen
Zero CC tileable hard cover green book, scanned and made by me. CC0
Source Sojan Janso
This is a remix of "blue wave-seigaiha".I hope this subtle color version of Seigaiha would be suitable for background .
Source Yamachem
People seem to enjoy dark patterns, so here is one with some circles.
Source Atle Mo
A nice and simple gray stucco material. Great on its own, or as a base for a new pattern.
Source Bartosz Kaszubowski
From a drawing in 'At home', J. Sowerby, J. Crane and T. Frederick, 1881.
Source Firkin