Real snow that tiles, not easy. This is not perfect, but an attempt.
Source Atle Mo
Prismatic Geometric Pattern Background 2
Source GDJ
This is a grid, only it’s noisy. You know. Reminds you of those printed grids you draw on.
Source Vectorpile
Geometric lines are always hot, and this pattern is no exception.
Source Listvetra
Tiny circle waves, almost like the ocean.
Source Sagive
Clean and crisp lines all over the place. Wrap it up with this one.
Source Dax Kieran
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Derived from a PNG that was uploaded to Pixabay by nutkitten
Source Firkin
Classy golf-pants pattern, or crossed stripes if you will.
Source Will Monson
Spice up your next school project with this icon background.
Source Swetha
Fix side and a seamless pattern formed from circles.
Source SliverKnight
To get the repeating unit, select the rectangle in Inkscape and use shift+alt+i
Source Firkin
Might not be super subtle, but quite original in its form.
Source Alex Smith
A seamless pattern formed from a square tile. The tile can be retrieved by selecting the rectangle in Inkscape and using shift-alt-I.
Source Firkin
A bit like some carbon, or knitted netting if you will.
Source Anna Litvinuk
One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
A heavy dark gray base, some subtle noise and a 45-degree grid makes this look like a pattern with a tactile feel to it.
Source Atle Mo
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Derived from a corner decoration itself found as a jpg on Pixabay.
Source Firkin
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