Geometric triangles seem to be quite hot these days.
Source Pixeden
I have no idea how to describe this one, but it’s light and delicate.
Source JBasoo
Three shades of gray makes this pattern look like a small carbon fiber surface. Great readability even for small fonts.
Source Atle Mo
Made by distorting a simple pattern using the 'sin waves' plugin for Paint.net and vectorising in Vector Magic
Source Firkin
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
A nice looking light gray background pattern with diagonal stripes.
Source V. Hartikainen
We have some linen patterns here, but none that are stressed. Until now.
Source Jordan Pittman
Zero CC tillable hard cover red book with X shape marks. Scanned and made by me.
Source Sojan Janso
A brown metallic grid pattern layered on top of a dark fabric texture. It should look great when using as a tiled background on web pages, especially blogs.
Source V. Hartikainen
Dark Tile-able Grunge Texture. I think this texture can be classified as grunge. It's free and seamless, as always.
Source V. Hartikainen
Just to prove my point, here is a slightly modified dark version.
Source Atle Mo
No, not the band but the pattern. Simple squares in gray tones, of course.
Source Atle Mo
Submitted by DomainsInfo – wtf, right? But hey, a free pattern.
Source DomainsInfo
A textured blue background pattern with vertical stripes.
Source V. Hartikainen
Number 4 in a series of 5 beautiful patterns. Can be found in colors on the submitter’s website.
Source Janos Koos
The image depicts polka dot seamless pattern.
Source Yamachem
Farmer could be some sort of fabric pattern, with a hint of green.
Source Fabian Schultz
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
Honestly, who does not like a little pipe and mustache?
Source Luca Errico
A seamless background texture of old cardboard.
Source V. Hartikainen
Remixed from a drawing that was uploaded to Pixabay by DavidZydd
Source Firkin
Abstract Stars Geometric Pattern Prismatic No Background
Source GDJ
And some more testing, this time with Seamless Studio. It’s Robots FFS!
Source Seamless Studio
Adapted from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin