Not even 1kb, but very stylish. Gray thin lines.
Source Struck Axiom
Seamless , tileable CC-0 texture. Created by my own, feel free to use wherever you want!
Source Linolafett
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
White fabric looking texture with some nice random wave features.
Source Hendrik Lammers
An abstract web texture of a polished blue stone (or does it look more like ice).
Source V. Hartikainen
Heavily remixed from a drawing in 'Barbara Leybourne; a story of eighty years ago', Sarah Hamer, 1889.
Source Firkin
Based on several public domain drawings on Wikimedia Commons. This was formed from a rectangular tile. The tile can be accessed in Inkscape by selecting the rectangle and using shift-alt-i
Source Firkin
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 seamless web background with texture of aged grid paper.
Source V. Hartikainen
A bit simplified version. Although it could be edited out to be simpler. Anyway, this time the tiling is converted to a pattern fill -which is using clipping for the tile's edges.
Source Lazur URH
"Beige Stone", Tileable Texture.
Source V. Hartikainen
Embossed lines and squares with subtle highlights.
Source Alex Parker
I’m starting to think I have a concrete wall fetish.
Source Atle Mo
Prismatic Groovy Concentric Background 4 No Black
Source GDJ
Heavy depth and shadows here, but might work well on some mobile apps.
Source Damian Rivas
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
This one is so simple, yet so good. And you know it. Has to be in the collection.
Source Gluszczenko
From a drawing in 'In an Enchanted Island', William Mallock, 1892.
Source Firkin
A repeating background with wood/straw like texture.
Source V. Hartikainen
Seamless pattern the tile for which can be had by using shift-alt-I on the selected rectangle in Inkscape.
Source Firkin
Submitted in a cream color, but you know how I like it.
Source Devin Holmes
8 by 8 pixels, and just what the title says.
Source pixilated
Inspired by a drawing in 'Kulturgeschichte', Freidrich Hellwald, 1896.
Source Firkin
This ons is quite old school looking. Retro, even. I like it.
Source Arno Declercq
Sweet and subtle white plaster with hints of noise and grunge.
Source Phil Maurer