A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
A grid of squares with green colours. Since the colours are randomly distributed it is automatically seamless.
Source Firkin
This background pattern has futuristic look. So, maybe it could be used on websites or blogs dedicated to video games?!
Source V. Hartikainen
Design drawn in Paint.net, vectorised using Vector Magic and finished in Inkscape.
Source Firkin
Has nothing to do with toast, but it’s nice and subtle.
Source Pippin Lee
Zero CC tileable hard cover cells, skin like, book texture. 4K, Scanned and made by me CC0
Source Sojan Janso
Fake or not, it’s quite luxurious.
Source Factorio.us Collective
A pale yellow background pattern with vertical stripes. The stripes are partially faded. I think this background image turned out pretty well, especially those faded stripes.
Source V. Hartikainen
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Little x’es, noise and all the stuff you like. Dark like a Monday, with a hint of blue.
Source Tom McArdle
This one is rather fun and playful. The 2X could be used at 1X too!
Source Welsley
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
Remixed from a drawing in 'Line and form", Walter Crane, 1914.
Source Firkin
A seamless texture of a rough concrete surface.
Source V. Hartikainen
To get the tile this is based on, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
Abstract Tiled Background Extended 8
Source GDJ
An emulated “transparent” background pattern, like that of all kinds of computer graphics software.
Source AdamStanislav
A light brushed aluminum pattern for your pleasure.
Source Tim Ward
Remixed from an image that was uploaded to Pixabay by Pixeline
Source Firkin
A free web background image with a seamless concrete-like texture and an Indian-red color.
Source V. Hartikainen
Could be paper, could be a Polaroid frame – up to you!
Source Chaos
Zero CC tileable grass texture, photographed and made by me. CC0
Source Sojan Janso