Simple wide squares with a small indent. Fits all.
Source Petr Šulc.
To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
The name is totally random, but hey, it sounds good.
Source Atle Mo
It looks very nice I think.
Source V. Hartikainen
Zero CC tileable bark texture, photographed and made by me. CC0
Source Sojan Janso
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
This could be a hippy vintage wallpaper.
Source Tileable Patterns
Sharp pixel pattern looking like some sort of fabric.
Source Dmitry
Imagine you zoomed in 1000X on some fabric. But then it turned out to be a skeleton!
Source Angelica
Bumps, highlight and shadows – all good things.
Source Badhon Ebrahim
Tiny circle waves, almost like the ocean.
Source Sagive
A textured blue background pattern with vertical stripes.
Source V. Hartikainen
This is so subtle you need to bring your magnifier!
Source Carlos Valdez
Tiny, tiny 3D cubes. Reminds me of the good old pattern from k10k.
Source Etienne Rallion
Prismatic Geometric Pattern Background 2
Source GDJ
Utilising a bird from s-light and some flowers from Almeidah. To get the unit tile, select the rectangle in Inkscape and use shift-alt-i.
Source Firkin
One more brick pattern. A bit more depth to this one.
Source Benjamin Ward
This white background pattern has a seamless grunge style texture. Here's a white grunge style background pattern. Use it as a tiled background image on web sites or for other purposes.
Source V. Hartikainen
Abstract Tiled Background Extended 12
Source GDJ
A seamless design of flowers remixed from a jpg on Pixabay by Prawny.
Source Firkin
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
Zero CC tileable moss or lichen covered stone texture, edited from pixabay. CC0
Source Sojan Janso
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers