Simple gray checkered lines, in light tones.
Source Radosław Rzepecki
From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Looks like an old rug or a computer chip.
Source Patutin Sergey
This is a seamless pattern of regular hexagon which has a honeycomb structure.
Source Yamachem
Remixed from a design seen on Pixabay. The basic tile can be had by selecting the rectangle in Inkscape and using shift+alt+i.
Source Firkin
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
Everyone needs some stardust. Sprinkle it on your next project.
Source Atle Mo
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Plywood Web Background background image for use in web design.
Source V. Hartikainen
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Used in small doses, this could be a nice subtle pattern. Used on a large surface, it’s dirty!
Source Paul Reulat
A repeating background of thick textured paper. Actually, it turned out to look like something between a paper and fabric.
Source V. Hartikainen
Seamless Light Background Texture.
Source V. Hartikainen
A free background pattern with abstract green tiles.
Source V. Hartikainen
Formed by heavily distorting part of a an image of a fish uploaded to Pixabay by GLady
Source Firkin
A seamless pattern created from a square tile. To get the tile, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Background Wall, Art Abstract, Blue Well & CC0 texture.
Source Ractapopulous
The image is a design of blue glass.How about using it as background image?
Source Yamachem
A chequerboard pattern with a fruit theme. The fruits are from a posting by inkscapeforum.it.
Source Firkin
Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
With a name like this, it has to be hot. Diagonal lines in light shades.
Source Isaac
Washi (和紙?) is a type of paper made in Japan. Here’s the pattern for you!
Source Carolynne
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin