Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
Paper pattern with small dust particles and 45-degree strokes.
Source Atle Mo
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
I love cream! 50x50px and lovely in all the good ways.
Source Thomas Myrman
Derived from an image that was uploaded to Pixabay by Darkmoon1968
Source Firkin
The file was named striped lens, but hey – Translucent Fibres works too.
Source Angelica
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Remixed from a drawing in 'Hungary. A guide book. By several authors', 1890.
Source Firkin
A seamless canvas texture for using as background on websites. Colored in pale tones of brown.
Source V. Hartikainen
The classic notebook paper with horizontal stripes.
Source Are Sundnes
Remixed from a drawing in 'Works. Popular edition', John Ruskin, 1886.
Source Firkin
Feel free to use this seamless background texture as a background on a web site. It's colored in a light pink color and is seamlessly tile-able.
Source V. Hartikainen
From a drawing in 'Resa i Afrika, genom Angola, Ovampo och Damaraland', P. Moller, 1899.
Source Firkin
This is a grid, only it’s noisy. You know. Reminds you of those printed grids you draw on.
Source Vectorpile
Zero CC tileable wood texture, made by me procedurally in Neo Texture Edit.
Source Sojan Janso
To get the tile this is based on, select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
This background image has seamless texture that resembles a surface of gray stone.
Source V. Hartikainen
This is so subtle: We’re talking 1% opacity. Get your squint on!
Source Atle Mo
Here's a camo print with more tan and less green, such as might be used in a desert scenario. This is tileable, so it can be used as a wallpaper or background.
Source Eady
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
Derived from an image that was uploaded to Pixabay by starchim01
Source Firkin
Used the 6th circle pattern designed by Viscious-Speed to create a print that can be used for card making or scrapbooking. Save as a PDF file for the best printing option.
Source Lovinglf
The image depicts a seamless pattern of pine tree leaves.
Source Yamachem
Prismatic Triangular Seamless Pattern III With Background
Source GDJ